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Orlov [11]
3 years ago
8

What do all living things need?

Biology
2 answers:
Hitman42 [59]3 years ago
5 0

B is your answer hope this helped

Flura [38]3 years ago
4 0
Air: Air is made up of several gases, but the two most important gases are Oxygen and Carbon dioxide. Without oxygen, animals will die, and without carbon dioxide, plants cannot survive. Food (nutrients): Living things need energy for function. Energy is needed to grow, reproduce, move, and to work.
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A small group of yellow violet plants become isolated from a larger yellow violet plant population. This results in a change in
rodikova [14]

Answer:

Genetic drift

Explanation:

  • Genetic drift is the mechanism that results in a change in the distribution of alleles within an isolated group of organisms.
  • In this case, a group of yellow violet plants became isolated from a large violet plant population causing a change in allele distribution.
  • This is a result of genetic drift which is a random process that may cause allele frequency change over a short period.
  • The process may, therefore, result in the loss of genetic variation due to the alteration of allele frequency in a population.
8 0
3 years ago
1. Write the function of valves in veins .
zheka24 [161]

Answer:

1.

•After the left ventricle contracts, the aortic valve closes and the mitral valve opens, to allow blood to flow from the left atrium into the left ventricle.

•As the left atrium contracts, more blood flows into the left ventricle.

•When the left ventricle contracts again, the mitral valve closes and the aortic valve opens, so blood flows into the aorta.

2.

•Diffusion is defined as the movement of individual molecules of a substance through a semipermeable barrier from an area of higher concentration to an area of lower concentration.

Explanation:

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4 0
2 years ago
What are ionic bonds?
vova2212 [387]
Ionic bonding is a type of chemical bonding that involves the electrostatic attraction between oppositely charged ions, or between two atoms with sharply different electronegativities, and is the primary interaction occurring in ionic compounds

Hope this helped :)
4 0
3 years ago
Read 2 more answers
The movement of water in or out of the cell membrane without the use of ATP.
dimulka [17.4K]
The answer is Osmosis because its the only one that has anything to do with water
3 0
3 years ago
Read 2 more answers
Question 5 (1 point)
g100num [7]

Answer:

Resource partitioning

6 0
3 years ago
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