These two nutrients have become unnaturally abundant in the lake because of human caused (anthropogenic) disturbances. The primary anthropogenic sources are accelerated erosion, fertilizer use, car exhaust, and urban runoff.
Answer:
1). overbuilding around the lake
2). Many polluted streams
3).too much mining
nina wasnts to learn about the toxic effects of chemicals on humans
Answer:
1). it weakens the immune system
2). Effects both mental and physical health
2).Can lead to death
Which words from the article help the reader to understand the importance of a special habitat?
OPTIONS
Answer:
Since there is no specific article mentioned in the question, I will provide a general answer.
The importance of a special habitat can be conveyed through various words and phrases depending on the context. Some examples of words and phrases that may help the reader understand the importance of a special habitat are:
Unique
Endangered
Fragile
Ecosystem
Biodiversity
Rare
Sensitive
Threatened
Niche
Keystone species
Habitat loss
Conservation
Preservation
Sustainability
Irreplaceable
These words and phrases may be used to describe the ecological, scientific, or cultural value of a special habitat and emphasize the need to protect it from human activities and other threats that may cause harm or destruction.
I Hope This Helps!
4. Identify the following limiting factors as either abiotic or biotic.
(a) Wind blows the seeds of a dandelion into a pond. The seeds fail to grow.
(b) A population of grasshoppers eats all the available food, and their numbers drop dramatically.
(c) A bacterium causes a deadly disease in a herd of reindeer, and some of them die.
(d) Plants growing beneath the trees in a forest are unable to get enough sunlight.
(a) Wind blows the seeds of a dandelion into a pond. The seeds fail to grow - abiotic factor
(b) A population of grasshoppers eats all the available food, and their numbers drop dramatically - Biotic factor
(c) A bacterium causes a deadly disease in a herd of reindeer, and some of them die - Biotic factor
(d) Plants growing beneath the trees in a forest are unable to get enough sunlight - an abiotic factor
What are biotic and abiotic factors?Biotic factors are living or once-living organisms that affect the ecosystem, such as plants, animals, fungi, bacteria, and other microorganisms. These factors interact with each other, influencing each other's growth and survival, and collectively make up the living components of an ecosystem.
Abiotic factors, on the other hand, are non-living physical and chemical components of the ecosystem, such as water, air, soil, temperature, sunlight, minerals, and nutrients. These factors shape the physical environment of the ecosystem and have a profound influence on the biotic factors living within it. For example, the availability of water and nutrients can greatly affect the growth of plants.
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During translation, the tRNA anti-codon GGA codes for what amino acid?
Answer: phenylalanine.
Explanation:
The tRNA with an anticodon GAA should attach the amino acid phenylalanine.
Help with bio homework pleaseee!
Answer options from study sheet:
a. With the help of modern technology, scientists may refine their theories.
b. Previous classification systems provide evidence that scientists use to refine their data
c. Frequently, scientists decide to change the present classification system because they do not like it.
d. New evidence derived from species allows the scientists to observe and make new connections
The two sentences that describe why classification systems are still changing are:
a. With the help of modern technology, scientists may refine their theories.d. New evidence derived from species allows scientists to observe and make new connectionsWhat are classification systems in biology?Classification systems in biology are hierarchical frameworks that organize living organisms into groups based on their evolutionary relationships and shared characteristics. These systems are used to create a system of order, allowing for the identification and comparison of different organisms.
The most widely used classification system in biology is the Linnaean classification system, which was developed by Swedish biologist Carl Linnaeus in the 18th century.
In recent years, advances in molecular biology and genetics have led to the development of new classification systems that take into account the evolutionary relationships between organisms at the molecular level.
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Complete question;
Which two sentences describe why classification systems are still changing?
With the help of modern technology, scientists may refine their theories.
b. Previous classification systems provide evidence that scientists use to refine their data
c. Frequently, scientists decide to change the present classification system because they do not like it.
d. New evidence derived from species allows the scientists to observe and make new connections
What is Kobe B. Bryant's blood type?
a. A
b. B
c. AB
d. O
There is no publicly available information about Kobe Bryant's blood type.
I'm afraid there is no public info on this
Define the definition: Chromosome
Answer:
A structure found in most living cells, it carries genetic information in genes.
Use the data in the table to determine the identities of the two gasses that you found could be components of water. Provide evidence to support your claim.
From the given table, the two gasses that you found could be components of water are oxygen and hydrogen and its chemical formula is H2O.
This is evidenced by the data in the table which shows that the water puts out the flame when it is poured in it while oxygen and hydrogen react indifferently. When we combine both of them in different proportions, it together forms a molecule, indicating water component. Additionally, the boiling point and melting point of hydrogen and oxygen are both lower than the boiling point and melting point of water, which is further evidence that they are components of water. Finally, the density of hydrogen and oxygen are both lower than the density of water, indicating that they are components of water.
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The function of carbohydrates:
Carbohydrates are for sugars release and
and ______! Simple
in the body. Energy is important for
Simple sugars, like
while other carbs
-
can release energy.
have a
-
release of energy.
Carbohydrates are for sugars release and energy production in the body. Energy is important for various bodily functions, including movement, metabolism, and brain function.
Simple sugars, like glucose, can be easily and quickly broken down to release energy, while other complex carbohydrates like starches and fibers require more time and effort to be broken down, resulting in a slower release of energy. Therefore, carbohydrates play a crucial role in providing the body with the energy it needs to function properly.
Carbohydrates are one of the three macronutrients (along with protein and fat) that are essential for the human body to function properly. They are the primary source of energy for the body and are found in a variety of foods, including fruits, vegetables, grains, and dairy products.
Starches, on the other hand, are complex carbohydrates that require more time and effort to be broken down and provide a slower release of energy. Finally, fibers are also complex carbohydrates that cannot be digested by the body but are essential for maintaining digestive health.
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which of the following is connective tissue
Answer:
please make me brainalist and keep smiling dude I hope you will be satisfied with my answer
Explanation:
Types of connective tissue include bone, cartilage, fat, blood, and lymphatic tissue.
Please sort them out !!!
Competition- An interaction to gain a share of a limited resource. An example is an interaction between vultures, hyenas and a dead hippo.
What is competition?When resources are insufficient to meet the demands of all the organisms living in a community, competition occurs when organisms of the same species or other species use the same resources.
Within a species, either all individuals get some of a resource they need, like food or space, or some get enough to meet their needs while others, who are shut off from the resource, perish or are compelled to live in a less desirable or marginal location. The majority of the time, young people in a population suffer negative effects.
The less likely it is that two different species may coexist in the same location, the closer their requirements must be. Although they may be forced into direct competition when resources are low, species with comparable requirements can occasionally coexist in the same region if they differ in behavioural ways like feeding patterns, breeding preferences, or activity periods. When two species coexist in small populations, their members frequently have smaller-than-average bodies or have a poor reproductive rate.
Explanation:Interdependence- An interaction between two individual organisms, an interaction between animal or plant species.
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A tsunami brings a bunch of new sand onto a beach in a coastal region and new
sand dunes develop. This region will undergo
succession
to become a climax community
Answer:
The statement is incorrect.
Succession is a gradual and predictable change in the species composition of an ecosystem over time, starting from bare rock or sand and ending in a stable, self-sustaining community called a climax community.
In the scenario described, the deposition of new sand and the formation of new dunes can provide new habitats for pioneer species, which are the first to colonize disturbed areas. These species are usually opportunistic and fast-growing, such as grasses and shrubs. Over time, as these species die and decompose, they contribute to the formation of soil, which allows for the establishment of other species, such as trees and woody plants.
However, since the scenario involves a coastal region, the newly formed sand dunes can be highly vulnerable to erosion and flooding, which can interrupt the successional process and prevent the establishment of a climax community. In addition, the deposition of new sand can also affect the chemical and physical properties of the soil, which can limit the growth of certain plant species and affect the food web of the ecosystem. Therefore, it is not certain that the region will undergo succession to become a climax community.
Why do different substances have different properties and please explain it using the words : atoms , properties, and substance
The properties of a substance are determined by the behavior of its constituent atoms, properties and the different ways in which they interact with each other and with their surroundings.
What are the atoms?
Atoms are the basic building blocks of matter. Each atom is composed of a nucleus made up of positively charged protons and uncharged neutrons, and a cloud of negatively charged electrons that orbit around the nucleus. The arrangement and behavior of these atoms determine the properties of the substances they make up.
What are the substances?
Substances are composed of atoms that are chemically bonded together in a specific way. The specific arrangement of atoms in a substance determines its properties, such as its melting point, boiling point, density, solubility, and many others.
What are the properties?
Different substances have different properties because the arrangement of their atoms and the types of bonds between them determine how they interact with each other and with the environment. For example, the presence of certain types of bonds between atoms in a substance can make it more or less soluble in water, or more or less reactive with other substances.
Overall, the properties of a substance are determined by the behavior of its constituent atoms, and the different ways in which they interact with each other and with their surroundings.
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please help sort them out
Competition is interaction between individuals or species that use the same resources, negatively affecting each other. Interdependence is the concept that species depend on one another for survival and reproduction.
What are examples of competition and interdependence?From the given question:
a - can be both competition and interdependence, depending upon the type of interactionb - can be both competition and interdependencec - only animal species can compete for resourcesd - this is competition since the resources are limited and the organisms must compete for survivale - organisms rely on one another in interdependencef - this example is competition since they are using the same resourcesg - both the plant and the butterfly benefit from each other and thus this is interdependenceTo find out more about biotic interactions, visit:
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Which statement describes how mutations lead to variation within a species?
A. They produce new inherited traits by changing the order of bases in DNA. B. They result from copying the genes of one parent before an offspring is produced.
C. They cause the genes of different individuals to mix during sexual reproduction.
D. They change the trait that a certain gene produces in members of the species.
The statement "They produce new inherited traits by changing the order of bases in DNA" (option A) best describes how mutations lead to variation within a species.
What is mutation?Mutation is a process that generates changes in the DNA sequence of an organism's genome. It can be defined as a permanent alteration in the nucleotide sequence that makes up the genetic material of an organism. Mutations can occur spontaneously, as errors in DNA replication or as a result of exposure to external factors such as radiation, chemicals, or viruses.
Mutations can also occur during meiosis, which is the process of cell division that produces gametes (sperm and eggs). Mutations are the primary source of genetic variation within a species, and they can lead to the evolution of new traits and ultimately new species over long periods of time.
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waht is relationship general law to cjs
The legal system is assessed by criminal justice. A strong criminological structure is crucial to the legal system because it provides the traditional means of resolving disputes and prosecuting offenders for acts of society.
What is the connection between justice and the law?The best approach to comprehend how justice & law are connected is to remember each person is entitled to right that under law. Justice is a crucial component of the law. In order for the rule of law to assist enforce people's rights, justice is a necessary component of the legal system.
What is the connection among law and justice throughout India?Despite being closely connected, the two are distinct from one another. The principles of fairness, morality, and equality of entitlements form the foundation of the wide idea of justice. On the other hand, law is a set of rules and standards which are (or ought to be) founded on the concept of justice and are created by governments.
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Wildebeests: A Keystone Species Use the data provided to answer the question below in CER format. Make sure to use at least two pieces of evidence to claim and provide reasoning. FIRE! Fire is actually an important component of savanna ecosystems. Fire kills young trees and seedlings, reducing the number of big adult trees that grow over time. Since trees compete with grasses for light and soil moisture, fire actually helps the grasses and keeps the savannas open. Dr. Rico Holdo, a professor at the University of Missouri, and his colleagues modeled and wrote about the interactions of fire, rain, grasses, trees, and the various animals in the Serengeti. The interactions get complicated quickly, but I’ll try to give you a run-down of how they see fire acting in this ecosystem. First, as I’ve mentioned, fire suppresses trees and encourages grasses. If you have both fire and rain, but no animals, then something interesting happens: the rain encourages the trees, but it encourages the grasses, too. As the grasses get taller, there is more fuel for fire, and the fires become more widespread and more damaging. These fiercer fires really hurt the trees – in fact, the damage from fires (because of more rain) is more important than the extra boost the trees get directly from the rain. So more rain actually means fewer trees. With me so far? We’re now going to throw animals into the mix – well, at least some of the animals. Let’s talk about the grazers. The grazers eat the grass, and this reduces the fuel available to fire. If you have a lot of grazers, like we do in the Serengeti, the grass height is reduced a lot. That means fewer fires and that rain once again helps the trees. Further, many of the grazers are migratory and move around the landscape a lot. They don’t eat the savanna grasses in a neat, tidy, organized way. Instead, they create a patchy mosaic of grass heights, and with those different grass heights come different susceptibility of patches of grass to burn. With rain and fire and grazers, we now have a landscape of grasses of different lengths, patchy fires, and some areas dense with trees and some areas with fewer trees. All that variation means more diversity – more diversity of the grasses, plants, and trees, and more diversity of the animals that rely on them. All that diversity is due, in part, to fire. A Keystone species is a plant or animal that plays an important and unique role in how the ecosystem functions without the key stone species to ecosystem would be very different. One scientist identified Keystone specie it to look as how changes to their abundance (number ) affect other organisms. Often, there are many indirect effects of changes to ecosystems. Claim The wildebeest in the Serengeti are a keystone species. What evidence supports this claim? (Make sure to provide reasoning)
Because of their grazing habits, which limit the amount of fuel available for fires and support the preservation of a diverse ecosystem with a range of grass heights and tree densities, wildebeest in the Serengeti are a keystone species.
The wildebeest is a keystone species in what way?Wildebeest help new, diverse plants grow by grazing vegetation that could otherwise serve as wildfire fuel and reducing its overall amount. As a result, other species, such birds and butterflies, have better habitat quality, making wildebeest a keystone species.
Answers to the keystone species worksheet what is it?A keystone species is a type of plant or animal that is essential to the health of an ecosystem. Withif we lost our keystone species, the ecosystem would either vanish or undergo major alteration.
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What feature of Earth's surface is discussed in this box?
Answer:
Please make me brainalist and keep smiling dude I hope you will be satisfied with my answer
3. Classify the following interactions as mutualism, commensalism, or parasitism.
(a) A yucca moth caterpillar feeds on the yucca plant and pollinates the yucca plant.
(b) Lice feed harmlessly on the feathers of birds.
(c) A cowbird removes an egg from a robin's nest and replaces it with one of its own.
(d) An orchid plant grows on the branch of a tree. The tree remains healthy.
Answer:
(a) A yucca moth caterpillar feeds on the yucca plant and pollinates the yucca plant. mutualism
(b) Lice feed harmlessly on the feathers of birds. commensalism
(c) A cowbird removes an egg from a robin's nest and replaces it with one of its own. commensalism
(d) An orchid plant grows on the branch of a tree. The tree remains healthy. commensalism
Answer:
A: Mutualism
B: Parasitism
C: Commensalism
D: Commensalism
Explanation:
Mutualism is a relationship between two species of organisms in which both benefit from the association.
Commensalism is a type of relationship between two species of a plant, animal, fungus, etc., in which one lives with, on, or in another without damage to either.
Parasitism is a relation between organisms in which one lives as a parasite on another.
PART A: The yucca plant is necessary for the yucca moth larvae to live because it is their only source of sustenance. The moth pollinates the plant, and in return, the plant provides sustenance for the moth, creating a harmonious partnership.
PART B: Different types of biting lice, fleas, and louse bugs are commensals because they graze safely on avian feathers and the skin flakes shed by animals.
PART C: A female cowbird looks for other species' female birds that are busy depositing eggs in a quiet manner. After locating an appropriate host, the cowbird will break or take one (or more) eggs from the resident bird's nest while it is gone and substitute them with one (or more) of her own.
PART D:
Commensalism is the term used to describe the interaction between plants and orchids. When two species coexist, one of the species benefits while the other is unchanged.
a cost benefit analysis balances the cost of an action against what
A cost-benefit analysis balances the cost of an action against its benefits.
It is a systematic process used to evaluate the pros and cons of a decision or project by comparing the expected costs with the expected benefits.
The costs can include financial expenses, time, resources, and any negative impacts incurred as a result of the action. On the other hand, the benefits encompass the positive outcomes, advantages, or gains derived from the action.
By assessing and quantifying both the costs and benefits, a cost-benefit analysis helps decision-makers determine whether the benefits of undertaking the action outweigh the costs and whether it is economically viable or beneficial to proceed with the proposed course of action.
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How did these flower species evolve the traits necessary to attract hummingbirds?
Explanation: Species that rely on hummingbirds for pollination, instead of the insects their ancestors did, have acquired a number of ‘pro-bird’ and ‘anti-bee’ traits; nectar that is particularly sucrose rich, flowers that are brightly colored but unscented (smell is vital for insects to find flowers, but vision is the key for birds), and various adaptations to their flowers to allow easy access for hummingbirds.
Insects can show three types of development. One of them, holometaboly (complete development), consists of the stages of egg, larva, pupa and sexually mature adult, which occupy different habitats. Insects with holometaboly belong to the most numerous orders in terms of known species. This type of development is related to a greater number of species due to the a) protection in the pupa stage, favoring the survival of fertile adults. b) production of many eggs, larvae and pupae, increasing the number of adults. c) exploration of different niches, avoiding competition between life stages. d) food intake at all stages of life, ensuring the emergence of adults. e) use of the same food in all stages, optimizing the body's nutrition.
Answer:
Three major types of insect development: a) Ametabolous development typified by the silverfish, b) Hemimetabolous development typified by the cockroach; in some hemimetabola such as termites and grasshoppers there may be more than one stage with wing pads that could be called nymphal; c) Holometabolous development
The correct answer is option C) exploration of different niches, avoiding competition between life stages.
Each phase of development presents a different habitat and niche, which prevents competition between species, that is, intraspecific competition. In this way, the effectiveness of the animal within its environment is increased, as well as its adaptation to the environment.
The other alternatives highlight stages of development that exist, but are not related to the increase in the number of species or to the justification presented.
Benefits and importance of livestock
Livestock provide a number of benefits and are important for various reasons:
1. Food: Livestock such as cows, pigs, sheep and chickens are bred primarily for human consumption, providing a significant source of protein and other essential nutrients.
2. Clothing: Animals such as sheep and goats provide wool and leather, which are used in the production of clothing and other textiles.
3. Fertilizer: The manure produced by livestock is a valuable natural fertilizer that can be used to improve soil health and increase crop yields.
4. Economic benefits: Livestock farming benefits the economy by providing employment opportunities, trade and income generation.
5. Transportation: Horses and other animals have been used for centuries to transport goods and people.
6. Cultural significance: Livestock play an important role in many cultures and traditions around the world, such as cow worship in India, the importance of cattle to the Maasai people of Africa, and the significance of sheep in Scottish and Irish folk culture.
Regarding the consumption of animal fats, why should larger mammals be avoided?
Larger mammals have far less protein per serving.
Larger mammals are more likely to transmit Salmonella.
The fat in larger mammals has accumulated more toxic substances.
The fat in larger mammals includes fewer omega-3 fatty acids.
Answer:
Consuming animal fats from larger mammals, such as cows, pigs, and sheep, may not be considered healthy in excess due to their high levels of saturated fat, which can increase cholesterol levels and the risk of heart disease. Moreover, larger mammals tend to accumulate a higher concentration of toxins such as mercury, PCBs, and dioxins in their tissues, which can pose health risks when consumed. Therefore, it is recommended to consume animal fats from leaner options or in moderate quantities.
Stretch and compress the two springs. Compare the amount of force that is needed to change each spring.
The force needed to stretch or compress a spring depends on the spring constant, which is a gauge of the spring's stiffness.
The more effort is required to extend or compress the spring by a specific distance, the greater the spring constant.
StepsAssume we have two springs with the spring constants k1 and k2 being different. We may utilize Hooke's Law, which asserts that the force necessary to stretch or compress a spring by a distance x is given by: to compare the forces needed to stretch or compress each spring.
F = kx
where F is the applied force, k is the spring's constant, and x is the spring's stretch or compression distance.
The displacement that results from exerting the same amount of force on each spring depends on the spring constant of each spring. Less displacement will occur in the spring with the higher spring constant compared to the spring with the lower spring constant.
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I NEED HELP 50 POINTS!!!
Answer: tatagtacgccc
Explanation:
it’s eventually going to get better dw
The feed-conversion ratio is
the amount of feed needed to produce a pound of beef.
the amount of edible food produced per unit of feed input.
the amount of land converted into cropland to grow cattle feed.
the amount of energy gained from eating a unit of edible food.
Amount of edible food produced per unit of feed Input. Calculating ratio or feed conversion efficiency is not too difficult. The feed conversion is calculated by dividing entire feed weight by net production.
Which is the final weight minus the starting weight. The weight of feed consumed divided by the weight of the animal is known as the feed conversion ratio (FCR), which is a common way to quantify the efficiency of livestock production. Efficiency is increased when the FCR is lower.
For young animals, the daily FCR is minimal, but it rises for older animals. Residual feed intake (RFI), which is size-independent, is utilised instead of FCR when selecting animals to improve genetics because it does not produce larger, more expensive to feed animals. RFI employs the discrepancy between actual intake and anticipated intake as its output.
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The chemical bonds holding nucleotides together within a DNA strand are weaker than those holding the two strands of DNA together true or false 
what is a carbon film fossil and how are they formed?
Answer:
Fossils usually form when sediment buries a dead organism. As sediment piles up, the organism's remains are subjected to pressure and heat. These conditions force gases and liquids from the body. A thin film of carbon residue is left, forming a silhouette of the original organism called a carbon film.
What does this sentence mean?
“Extinction events, of course, result in loss of species. At the same time, however, they also encourage different species to evolve.”?
Mass extinctions lessen resource competition by removing a large number of species from an environment quickly and leave behind a large number of open niches for surviving lineages to develop into.
What are the reasons for the extinction of species and decline in biodiversity?The variety of all living creatures on our world, known as biodiversity, has been alarmingly dropping in recent years, largely as a result of human activities including pollution, land use changes, and climate change.
What procedure causes the extinction of species?The three main factors contributing to extinctions today are habitat loss, the introduction of exotic species, and overfishing. In the upcoming century, extinctions are expected to increase significantly as a result of climate change. Habitat loss results from river damming, deforestation, and other activities.
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