Answer:
Pilus.
Explicación:
Pilus es la estructura que se encarga de transferir el plásmido entre las células bacterianas. Un pilus es un apéndice con forma de cabello que se encuentra en la superficie de muchas bacterias y arqueas. Esta estructura de pilus es responsable de la transferencia de plásmido de una célula a otra. Esta transferencia de plásmido de una célula bacteriana a otra se llama conjugación bacteriana, por lo que podemos concluir que el pilus es la estructura o apéndices que causa la transferencia de plásmido.
What was the limit on Mann‘s part that prevented him from having a written revelation until the 15th century BC
It can be concluded that the lack of technology and literacy on the side of man prohibited him from experiencing a written revelation.
The degree of technical progress may have been a barrier on man's behalf that delayed the creation of written revelation until the fourteenth century B.C. People technology probably used oral traditions to pass down their religious and spiritual ideas before the development of writing systems like cuneiform and hieroglyphics. A written language and the ability to preserve knowledge, such the creation of paper or parchment technology, would also have been essential for written revelation to take place. Important to keep in mind is the possibility that diverse cultural, societal, and historical technology factors may have affected how written revelation developed.
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How do I put links in APA style? Pls tell me
Answer:
Explanation: Citing a Link in the Bibliography APA Style List the author's last name followed by first initial, separated by a comma. If there is more than one author, but less than six, put a comma directly after the first initial and list up to two more names in the same fashion. An "&" symbol should be used in place of a comma before the last name listed.
who gave the concept of vaccine and immunization?
Explain why ozone in the lower atmosphere is a bad thing but why ozone in the upper atmosphere is a good thing.
Answer:
Ozone in the lower atmosphere (troposphere) is a bad thing because it can make health problems occur (problems like hard breathing and asthma) and environmental, while ozone in the upper atmosphere (stratosphere) is a good thing because it protects living things from ultraviolet light from the sun.
Explanation:
Ozone in the lower atmosphere is not emitted directly into the air, and it is created via man-made products (factories, cars, chemical solvents, etc.). When ozone in the lower atmosphere is created, it does not go into the upper atmosphere. Since ozone in the upper atmosphere is above a lot of living things (depending on where the living thing is), it does not cause as many bad effects as ozone in the lower atmosphere, which makes it good.
Which one of the following is the major cause of algal bloom?
a. Presence of heavy metals such as lead and copper
b. Eutrophication or nutrient enrichment of water bodies
c. Erosion of soil and rocks
d. Contamination of water bodies by disease-causing microorganisms called pathogens
Answer:
b option is the correct answer
Eutrophication or nutrient enrichment of water bodies is the major cause of algal bloom (Option b).
Eutrophication refers to the process of nutrient enrichment caused by an excess of primary productivity in water bodies.This process (eutrophication) is associated with the increase in the concentration of different elements such as phosphorus, nitrogen, and other plant nutrients, which may lead to an abnormal toxic algal bloom.For example, recently, eutrophication led to a toxic algal bloom that cut off drinking water supplies for approximately 10 million people at Taihu Lake (China).
In conclusion, eutrophication or nutrient enrichment of water bodies is the major cause of algal bloom (Option b).
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How can deforestation and desertification lead to flooding.
A. dead troos fall into the rivers, making them overflow
B. these lands will now absorb a greater amount of water, increasing the likely-hood of flooding
C. large amounts of soil can be eroded from these areas that fill up canals and rivers
D. less water runoff occurs on these lands, making flooding more likely
Answer:
C. large amounts of soil can be eroded from these areas that fill up canals and rivers
Explanation:
How often do orcas need air?
Orcas can't even come close to holding their breath for as long. Their maximum duration is approximately 15 minutes, but we typically observe them surfacing for air every 3-5 minutes when traveling or every minute when moving quickly.
The orca, also known as the "killer whale," is the largest member of the dolphin family and is a whale with teeth. These large marine mammals are easy to spot due to their black-and-white coloring, large dorsal fin, and sleek body. On the fluke's undersides, ventral surface, and lower jaw, bright white is the predominant color. The distinctive patterns serve as a method of concealment when they are searching for food.
Whales, like humans, breathe in oxygen through their lungs. However, rather than breathing through their mouths, they breathe through their nostrils, which are the blowholes on top of their heads. They can easily breathe through the blowhole without lifting their entire head out of the water.
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Can someone help me out thank you :)
Answer:
All answers are in the image
Rock and Water grind against each other?
Mechanical Weathering
Chemical Weathering
Pollutants dissolve in water?
Mechanical Weathering
Chemical Weathering
Answer:
Rock and Water grind againts each other?
Ans: Mechanical WeatheringPollutants dissolve in water?
Ans: Chemical WeatheringExplanation:
sorry if wrong.
A common feature of starch and glycogen is that molecules of both
a
are important structural components of plant cell walls
b
contain repeated monomers of glucose and galactose
c
form microfibrils that give support to connective tissue fibers
d
store energy for use by living organisms
The ability of starch and glycogen molecules to store energy for usage by living things is a shared characteristic. As a result, option (d) is the best one.
What does the body's glycogen do?Glycogen is a branching polymer of glucose that is mostly stored in the liver and skeletal muscle in the human body. During fasting times and while muscles are contracting, glycogen provides glucose to the bloodstream.
What is glycogen's primary purpose?To assist control your blood glucose (sugar) levels, your body mostly uses the glycogen reserve in your liver. The hormones glucagon and insulin play a major role in your body's normal careful control of blood glucose. Your pancreas releases extra glucagon (glucagon excess) when your blood glucose levels drop too low (hypoglycemia).
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Check the items you included in your answer. Both living things and biotic factors can be alive. Unlike living things, biotic things may not be alive; they may have once lived or came from something living. I included an example of something both living and biotic, such as flowers. I included an example of something biotic, but not living, such as paper. I used compare-and-contrast vocabulary
You are all aware that the terms "living" and "biotic" are interchangeable since both refer to the measures of life. It includes, among other things, humans, animals, plants, and predators.
Something that is directly derived from living organisms or that is closely related to living organisms can be considered biotic. Biotic organisms may not always be alive, but they can talk for a long time. A biotic substance is one that once existed or originated from a living thing.
Products like rubber, latex, cow dung, paper, and so on are biotic products that are not living, whereas examples like plants and animals, including humans, fall under the category of living.
As a result, Biotic includes, among other things, humans, animals, plants, and predators.
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What is a future threat of overpopulation?
a) Fewer habitats will be destroyed.
b) Pollution will decrease excessively.
c) Global warming will increase more rapidly.
d) Biodiversity will increase excessively.
Answer:
C, global warming will increase
Explanation:
Answer:
c) Global warming
Explanation:
I hope this helps
what is photosynthesis
Photosynthesis is a synthesis of compounds with the aid of radiant energy especially in plants.
Radiant energy it transmitted in the form of electronmagnetic radiation; energy that exists in the absence of matter.
Synthesis is the process of producing a chemical compound usually by the union of simpler chemical compounds.
The combination of ideas into a complex whole.
Reasoning from the general to the particular or from cause to effect.
What offspring is produced if a heterozygous tall pea plant is crossed with a homozygous short pea plant?
That a Tt heterozygous, giant plant produces T and t gametes with equal probabilities whereas a Tt homozygous, narrow plant exclusively produces t gametes, their offspring 50% tall and 50% short are crossed.
What does the term "heterozygous" mean?The term "heterozygous" describes the presence of several alleles for a given trait. You have a dominant gene for that gene if the versions differ from one another. Which qualities are expressed depends on how the two genes are related.
What is an example of heterozygotes?You have a genetic mutation for that gene if the variants differ from one another. For instance, having one gene for red hair but one allele with brown hair could indicate that you are heterogeneous for hair color. Which qualities are expressed depends on how the two alleles are related.
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Which of the following molecule makes the largest contribution to the biomass of a tree? O NADPH O H20 O CO2 O Nutrients/sol
CO2 molecule makes the largest contribution to the biomass of a tree.
In the context of ecology, biomass refers to live species, whereas in the context of bioenergy, biomass refers to materials from recently living (but now dead) organisms. There are differences in how biomass is defined in the latter situation, such as exclusively from plants plants and algae, or plants and animals. Plants provide the great bulk of the biomass utilised in bioenergy. Bioenergy is a form of renewable energy that has the potential to help mitigate climate change.
Because we can always grow more trees and food, and garbage will always exist, biomass is a renewable energy source. Wood, cereals, dung, and some waste are examples of biomass fuels.
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How long does it take to be affected by cyanide?
Answer:
The patient can present with symptoms as quickly as one minute after inhalation and within a few minutes of cyanide ingestion. If the hydrogen cyanide was inhaled, the victim might detect a bitter, almond odor, which is discernible by approximately 60% of the population.
Explanation:
What information can be deduced from a pedigree? Select the TWO answers that are correct.
a. the probability of a female being a carrier of an X-linked allele
b. how an X-linked trait is passed down over generations
c. the probability of a parent or grandparent being infertile
d.how autosomal traits contribute to X-linked traits
e. the probability that Y-chromosome analysis will prove paternity
The likelihood that a female will have an X-linked allele. if How a pedigree may be used to infer information.
What kind of attribute has an X-linked ancestry?Reddish tint blindness with hemophilia A: Ruby color blindness are two examples of Cross recessive diseases. Red-green color blindness is simply the inability to discriminate between the many hues of red and greens (usually blue-green).
Can Y-linked disease impact women?Y-linked characteristics only appear in male progeny of an afflicted man and never in females. Due to the fact that an only allele (on the Y gene) is ever present in a single (male) person, the terms dominant and recessive need not apply to Y-linked characteristics.
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What is mucus and why is it important?
Mucus is a secretion from the mucous membranes and mucus is important because it is a lubricant so that the tissues do not dry out.
Mucus is a secretion from the mucous membranes in the form of a sticky and slippery liquid that coats all cavities in the body such as the lungs, sinuses, mouth, stomach and intestines. Mucus itself consists of several building blocks, but the main component is a substance called mucin (mucin).
Mucin is a type of protein produced by the cell surface tissue. Mucin in mucus works as a barrier to foreign particles from outside the body, lubricants, and others. Therefore, mucus is very important to exist in the body because it works as a lubricant so that the tissues do not dry out and foreign particles do not enter the body.
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Which of the following statements is most accurate in comparing the sexual orientations of women and men: Women's sexual orientations seem to be more plastic or flexible than those of men.
Men tend to avoid labeling their orientations, whereas women tend to spend considerable time labeling themselves accurately.
Men's sexual orientations change more over time than do the orientations of women.
The ways that men and women experience their sexual orientations are remarkably similar.
Women's sexual orientations seem to be more plastic or flexible than those of men.
Sexual orientation is an ongoing romantic or sexual attraction to people of the opposite sex or gender, the same sex or gender, or both sexes. Heterosexuality, homosexuality, and bisexuality encompass these attractions, while asexuality is sometimes considered a fourth category.
The American Psychological Association defines sexual orientation as "a person's sense of identity based on those attractions, related behaviors, and membership in a community of others who share those attractions".
Behavioral science uses androphilia and gynephilia to describe sexual orientation instead of gender. Androphilia is sexual attraction to masculinity; gynephilia to femininity. Psychological research distinguishes sexual preference from sexual orientation, which overlaps. Bisexuals may prefer one sex over the other. Sexual orientation is not a choice, but sexual preference may be.
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What qualifies as medical expenses for tax deductions?
The IRS permits us to write off as eligible medical expenses any unreimbursed costs for procedures, treatments, operations, and dental and eye care.
Additionally, we can write off any out-of-pocket costs associated with visiting a psychologist or a psychiatrist. Deductible expenses include the cost of hearing aids, glasses, contacts, fake teeth, and prescription drugs that are not reimbursed.
We are also allowed to deduct from our taxes the expenditures of traveling for medical treatment, such as gas, bus fares, and parking fees.
Depending on your income, there are different medical expense deduction amounts. In 2022, if taxpayers itemize their deductions using IRS Schedule A, the IRS will permit them to write off all permissible unreimbursed medical care costs that exceed 7.5% of their adjusted gross income.
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I engage myself in intellectual and spiritual enrichment by ?
Answer: Spiritual education
Explanation:
The purpose of providing the spiritual education is to provide the divine potential in individuals. It helps in recognizing the religion as an important expression. It helps in understanding the existence of good with us and learn values, beliefs, and practices which once said and followed by god. It helps in transforming character of a person and prevents in conduction of evil practices. It helps in engagement in intellectual and spiritual enrichment.
Do you think observation of anatomical similarities should be used alone to group organisms, or should DNA and/or amino acid comparisons also be taken into account? Which method do you think is more effective at establishing evolutionary relationships? Explain your answer
No, Observation of anatomical similarities should not be used alone to group organisms, and DNA and/or amino acid comparisons should also be taken into account when establishing evolutionary relationships. Molecular biology, especially DNA and protein sequence analysis, are considered to be the most effective methods for establishing evolutionary relationships.
DNA and amino acid comparisons, on the other hand, provide information about the genetic makeup and molecular structure of organisms, which can be used to infer evolutionary relationships. For example, the more similar the DNA sequences of two organisms are, the more closely related they are likely to be. Similarly, the more similar the amino acid sequences of proteins in two organisms are, the more closely related they are likely to be.
A combination of anatomical, DNA and amino acid comparisons can provide a more comprehensive understanding of evolutionary relationships among organisms. However, molecular biology, especially DNA and protein sequence analysis, have become the most powerful and accurate method for determining evolutionary relationships. The reason for this is that these molecular data are passed down from one generation to another and are less subject to change than morphological features. This allows for a more direct comparison of evolutionary relationships, particularly at the level of phylogeny.
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What are the 5 main food groups and their function?
Five main food groups are Carbohydrates ,Protein, Dairy products, Fruit and vegetables and Fats and sugars.
These five food groups are responsible for providing wide array of vitamins and minerals that our body needs for proper and efficient functioning .
Carbohydrates are body's primary source of energy or preferred energy source. Carbs are generally broken down by the body into glucose which is also a type of sugar. Protein are responsible to work with cells for maintaining proper structure, function, and regulation of the body's tissues and organs. vegetables and fruits helps lower blood pressure, reduce the risk of heart disease and stroke, prevent cancers. Fats store energy and protect vital organs .
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A rock contains 100 grams of Potassium 40 and 300 grams of Argon 40. How old
is the rock?
Answer:
The rock's age is approximately
2.6 billion years.
Explanation:
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How human ground water is obtained
Answer:
In other areas groundwater is polluted by human activities. Water in aquifers is brought to the surface naturally through a spring or can be discharged into lakes and streams. Groundwater can also be extracted through a well drilled into the aquifer. A well is a pipe in the ground that fills with groundwater.
or
Free water migrating within rock pores, cracks and fissures is called groundwater. Groundwater constitutes the largest source of water used by Man for drinking and for many other purposes. It circulates in porous rocks called aquifers.
hope this helps
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Explanation:
Answer:
Groundwater is naturally recharged by rain water and snowmelt or from water that leaks through the bottom of some lakes and rivers. There are also techniques to manage aquifer recharge and increase the amount of water infiltrating into the ground. Groundwater can be found almost everywhere.
What is a likely reason why dark fur has not evolved in the population of mice that live on this lava flow?
There could be several reasons why dark fur has not evolved in the population of mice that live on a particular lava flow. One possible reason is that dark fur may not provide any adaptive advantage to these mice in their specific environment.
What is the significance of the dark fur mouse?In the case of dark fur in mice, there are several factors that could explain why it has not evolved. One possible explanation is that dark fur may be maladaptive in the environment of the lava flow. If the lava flow has a high ambient temperature, dark fur may absorb more heat and cause the mice to overheat, which could be detrimental to their survival. On the other hand, if the lava flow has low light conditions, dark fur may not provide any camouflage advantage and may make the mice more visible to predators.
Hence, one possible reason is that dark fur may not provide any adaptive advantage to these mice in their specific environment.
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What has occurred in the bacterial cell on the right?
A. It was cloned from the cell on the left
B. It contains recombinant DNA and can make a new protein
C. Its plasmid is unchanged
D. The bacterial cell on the right transformed the cell on the left
Which of the following is true concerning the anatomy of a skeletal muscle fiber?
a. actin and myosin sliding past each other and partially overlapping
b. certain smooth muscle cells can actually divide to increase their numbers
c. tropomyosin
d. myofibrils contain thick and thin filaments
A protein which regulates the activity of the lactose locus is located outside the lac operator and is encroaching, a globular contractile protein, works with myosin to contract muscles.
The single cells are what?Unicellular creatures are sometimes known as single-cell organisms. In contrast to multicellular creatures, which are made up of many cells, single cell organisms were minuscule and consist of just one cell. They are capable of functioning as a single cell that is capable of sustaining life.
What are some uses for single cells?Single-cell sequencing technology may identify individual immune cells, making it possible to distinguish between distinct immune cell types and learn about the relationships between them.
This contributes to our understanding of the intricate immune system and suggests new disease-treating targets.
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What five characteristics of a rock would make it a mineral?
Hardness.
Luster.
Color.
Streak.
Specific Gravity.
In fruit flies, long wings are a dominant trait (L) and short wings are a recessive trait (l). Two fruit flies that are heterozygous for the long wings trait mate. The cross produces 180 offspring. How many of the offspring are expected to have short wings?
0
45
90
180
Answer:
25% of the offspring, or 45 (B).
Explanation:
If they are heterozygous, they are Ll and Ll. Put it in a Punnet square, the l and l match up in 1/4 squares to make 25% of the total flies.
Answer:
45
Explanation
because 25% of the flies eat on it