Answer:
A polygenic trait is one whose phenotype is influenced by more than one gene. They are due to to the actions of more than one gene and often, their interaction with the environment. Hope this helped! <3
Will give brainliest and 20 points :)
A DNA sample has the following segments: 100 base pairs, 580 base pairs, 424 base pairs, 33 base pairs, 1200 base pairs. Order the segments by which one moves the shortest distance to the farthest distance in an electrophoresis gel.
Answer: 33 base pairs, 100 base pairs, 424 base pairs, 580 base pairs, 1200 base pairs
Explanation:
The shortest base pair travels the farthest within an electrophoresis gel.
What is a disadvantage of using radio waves to transmit information?
Multiple choice question.
A)
They do not permanently move matter.
B)
They can travel over long distances.
C)
They can be varied to hold information.
D)
They lose energy as they travel through mediums.
Answer:
D
Explanation:
because it has low frequency and cannot transmit data at a time
African skulls that show both humanlike and apelike characteristics are thought to be derived from early African primates and are collectively referred to as
African skulls that show both humanlike and apelike characteristics are thought to be derived from early African primates and are collectively referred to as australopithecine.
What are the derived characteristics that distinguish early hominins from ancient chimpanzees?Some features that have distinguished hominins from other primates, living and extinct, are their erect posture, bipedal locomotion, larger brains, and behavioral characteristics such as specialized tool use and, in some cases, communication through language.
Thus, they referred as australopithecine.
To learn more about australopithecine click here:
https://brainly.com/question/177662
#SPJ1
Chromosomes are found in the (i)__________ of every living cell. They can be seen by (ii)__________ a cell that is about to (iii)_________. For each thread-like chromosome there is another one exactly like it; therefore chromosomes occur in (iv)_________. Every body cell of a particular organism has the same (v)_________ of chromosomes. For example, all humans have (vi)_________ chromosomes in each body cell, made up of (vii)_______ pairs. The cells of the garden pea have 14 chromosomes made up of (viii)_____ pairs and those of the shrimp have 254 chromosomes, made up of (ix)_______ pairs. The two chromosomes belonging to a matching pair are called (x)______ chromosomes.
Answer:
Explanation:
i) nucleus
ii) mitosis
iii) split
iv) pairs
v) number
vi) 46
vii) 23
viii) 7
ix) 127
x) arm
1 The ability to do work is called
Answer:
energy
Explanation:
energy allowed organisms to do work.
In general, the probability of flooding decreases when there is an increase in the amount of
1) infiltration
2) Snow melt
3) runoff
4) precipitation
Flooding is a natural disaster that is caused due to overflowing water. The possibility of flooding decreases when there is an increase in infiltration. Thus, option 1 is correct.
What is infiltration?Infiltration is the process of Hydrology where the water on the upper layers or the ground moves and sweeps inside the soil through permeability or filtration. The soil shows the property of infiltration allowing the water to move through the different soil profiles.
The greater the infiltration property of soil the greater it will absorb the groundwater into it. This will decrease the case of flooding as no water will get deposited on the ground. It will raise the water level of the table and decreases the water pooling at the surface.
Therefore, option 1. an increase in infiltration, decreases the flooding.
Learn more about infiltration here:
https://brainly.com/question/13544596
#SPJ5
True or false? Comparison of the sequences of the same gene across species can give some insight into the existence of a common ancestor with that gene.
Answer:
The answer is TRUE.
Explanation:
Comparison of the sequences of the same gene across species can give some insight into the existence of a common ancestor with that gene. TRUE
Proteins of smaller molecular size may be reabsorbed from the glomerular filtrate by the specific transport process of __________.
Proteins of smaller molecular size may be reabsorbed from the glomerular filtrate by the specific transport process of endocytosis.
What do you mean by Glomerular filtrate?The Glomerular filtrate may be defined as the liquid in the lumen of the Bowman's capsule of the nephron that has been purified from the capillaries of the glomerulus.
The small molecular size proteins may be absorbed from the glomerular filtrate by receptor-mediated endocytosis. Then moved into the endosomes, and finally to the lysosomes for the degradation.
Therefore, proteins of smaller molecular size may be reabsorbed from the glomerular filtrate by the specific transport process of endocytosis.
To learn more about Nephron, refer to the link:
https://brainly.com/question/832244
#SPJ1
the equation for lactic acid fermentation
Answer:
more explenation please
Explanation:
The difference between an individuals' assets and income is
Answer:
Income: The money that comes in. Assets: Property owned by an individual and/or company that has value.
Explanation:
An easy way to remember income! Income: What's coming into you. Assets: Stuff you own and/or can make a profit out of
Hello people ~
A dioecious flowering plant prevents both
a) Autogamy and geitonogamy
b) Autogamy and xenogamy
c) Geitonogamy and xenogamy
d) Cleistogamy and xenogamy
Explanation:
[tex]\longmapsto\: \red{ \underline{ \boxed{\frak{hello \: mate }}}}[/tex]
A dioecious flowering plant prevents both -
c) geitonogamy and xenogamy
Why do you think coastal cities tend to be cooler than inland cities?
Answer:
Distance from the sea – Oceans heat up and cool down much more slowly than land. This means that coastal locations tend to be cooler in summer and warmer in winter than places inland at the same latitude and altitude.
Explanation:
Hope This Helps
Have A Great Day
~Zero~
Explain why identifying genes in bacterial genomes is less complex than identifying genes in the human genome.
The eastern indigo snake often makes its home in abandoned gopher tortoise burrows. How would you characterize this relationship and its effect on each member
The relationship between the eastern indigo snake and gopher tortoise is commensalism. It is a type of +/0 interaction where one species is benefitted while the other is neither benefitted nor harmed.
What do you mean by Species interaction?Species interaction may be defined as the population of one species interacting with the population of other species that live in the same locality for the purposes of various needs.
In this given example, the eastern indigo snake benefitted as it lives on the territory or locality of the abandoned gopher tortoise, while the gopher tortoise is neither benefitted nor harmed.
Therefore, the relationship between the eastern indigo snake and gopher tortoise is commensalism.
To learn more about Species interaction, refer to the link:
https://brainly.com/question/10438690
#SPJ1
Haldane, a Soviet scientist, proposed in 1929 that a combination of carbon dioxide, water, and ammonia, when exposed to ultraviolet light, can form a variety of organic molecules. The conditions modeled by Haldane's experiment simulated the oceans of early Earth. Which hypothesis of the origin of life on primitive Earth is described by Haldane's experiment? A) panspermia hypothesis B) abiogenesis hypothesis C) primordial soup hypothesis D) hydrothermal vent hypothesis
Answer:
C) Primordial Soup
Explanation:
The idea of the primordial soup was originally proposed by Alexander Oparin and John Haldane as a possible explanation for the creation of life on our planet. The theory states that if energy is added to the gases that made up Earth's early atmosphere, the building blocks of life would be created.
Frog lungs are poorly developed. How does this relate to their skin.
Answer:
Frogs breathe (and expel mucus) through their skin.
Atoms are the smallest unit
into which matter can be
divided. They can be joined
together to form molecules,
which in turn form most of
the objects around you. In
what ways are cells similar
to atoms?
Answer:
Cells and atoms both work together to be a physical shape
Explanation:
You are made up of cells much as say a fridge is made up of atoms. The cell is also broken down into several parts such as the mitochondria, vascoles, and the smooth endoplasmic reticulum.
What is another name for the "doctrine of nullification?"
Answer:
document of death
..........................
Answer:
abolishment, extinguishment
how so different biogeographical zones affect agricultural practice?
Answer:
Biodiversity within a given ecosystem will be affected by a number of biogeographic factors: Larger habitats tend to promote biodiversity better than smaller habitats (more available niches = less competition) Ecology at the edges of ecosystems is different from central areas (e.g. more sunlight, more wind,
hope it helps
State a reason why antacid should be taken when we suffer from indigestion
Answer: the base in antacid neutralises the extra acid produced in the stomach causing indigestion
[tex]\qquad\qquad\huge\underline{{\sf Answer}}[/tex]
Antacids are mild bases that are used to increase overall ph of the HCl secreted in stomach for proper digestion, it is generally used if there's indigestion due to heavy secretion of HCl, but not to be used in normal way because it can cause increase in ph of gastric acid that causes improper digestion.
That's all ~
The doctor advised Jim to take antibiotics for five days to treat a bacterial infection. After three days, Jim started feeling better, so he stopped taking the pills. A week later, Jim again showed symptoms of a bacterial infection.
What reason could explain the reappearance of the symptoms?
The bacteria was not killed off. In those three days symptoms had stop because the bacteria was dormant. They must have been activated because Jim provided a suitable environment for their growth
This is the correct sequence of events of the cardiac cycle.
Given what we know we can confirm that the correct sequence of events for the cardiac cycle is atrial systole, ventricular systole, atrial diastole and ventricular diastole.
What is the cardiac cycle?The cardiac cycle is what we define as the cycle in which the heart beats. This cycle begins with the systole of both the atria and the ventricles, in which they contract, first the atria, then the ventricle. This is to pump blood into the next part of the circulatory tract. This is followed by the diastole of each cavity, in which they fill with blood once more.
Therefore, we can confirm that the correct sequence of events for the cardiac cycle is atrial systole, ventricular systole, atrial diastole, and ventricular diastole.
To learn more about the heart visit:
https://brainly.com/question/16566688?referrer=searchResults
The correct sequence of events of the cardiac cycle is :
Ventricular filling ---> isovolumetric contraction ---> ventricular ejection --> isovolumetric relaxation
Meaning of cardiac cycleCardiac cycle is a measure of the heart performance start form a single beat to the beginning of the next heartbeat. it occurs in four phases which starts with the Ventricular filling phase and ends with the isovolumetric relaxation.
Hence we can conclude that the correct sequence of events of cardiac cycle is as listed above.
Learn more about cardiac cycle : https://brainly.com/question/1687100
#SPJ1
Which part of the nervous system is a gray, wrinkly organ made up of millions of neurons?.
The cerebral cortex, the largest part of the brain, is the wrinkly gray outer covering of the cerebrum.
Hope it helps!
This trait is represented by a lowercase letter and hidden whenever a dominant allele is present.
Dominant
Or
Recessive
Answer:
Recessive
Explanation:
In genetics, a dominant allele for a trait is always represented by a capital letter, while a recessive allele is always represented by a lowercase letter.
Genes located close together on the same chromosomes are referred to as ________ genes and generally ________.
Given what we know, we can confirm that Genes located close together on the same chromosomes are referred to as linked genes.
What are linked genes?Linked genes have to do with inheritance. Linked genes are those that are very likely to be inherited together, though not a guarantee, due to their position in the chromosome being very close to one another. This also means that these genes do not separate during meiosis.
Therefore, we can confirm that Genes located close together on the same chromosomes are referred to as linked genes and do not separate during meiosis.
To learn more about genes visit:
https://brainly.com/question/8832859?referrer=searchResults
The myelin sheath is an important structure surrounding the axons that make up white matter in the nervous system. In the peripheral nervous system, this myelin sheath is formed by the __________.
Answer:
Schwann cells
Explanation:
in the Peripheral nervous system (PNS),myelin sheath is formed by the differentiation of the plasma membrane of Schwann cells.
it pumps blood allowing the distribution of nutrients to all parts of the body
It pumps blood allowing the distribution of nutrients to all parts of the body
HEART
noun
The heart is the organ in circulatory system that pumps blood throughout the body by the help of the atriums and ventricles that supply oxygen, nutrients to the body and take out deoxygenated blood away to the lungs.
ATRIUMS AND VENTRICLESThe right atrium is the upper chamber of the heart that receives deoxygenated blood from the vena cava and pumps it into the right ventricle which sends the blood out to the lungs so that it become oxygenated.
Left ventricle the thickest of all the heart's chambers is responsible for the pumping of oxygenated blood to tissues all throughout the body.
When did the largest mass extinction in history occur?.
Answer:
Approximately about 250 million years ago
Explanation:
HELP PLEASEE
Vertebrates that are warm blooded, have feathers and reproduce by laying eggs would be classified as
A) amphibian B) bird C) fish D) reptile
Answer:
B
Explanation:
Birds are vertebrates and they also have feathers and reproduce by laying eggs. Additionally, they are also warm blooded.
Answer:
B) birdExplanation:
Birds are classified as :
vertebrates that are warm bloodedhaving feathersreproducing by laying eggsHow long does it take for grass seeds to germinate.
Answer:
Usually 10-14 days
Explanation:
Most grass seed will start growing in about 10-14 days, but sometimes it can take up to 30 days.