3 years ago

Why does genetic variation play an important role in natural selection?

1 answer:

4 0

Genetic variation is essential for natural selection because natural selection can only increase or decrease frequency of alleles that already exist in the population.Genetic variation is caused by: mutation

i pulled this off of the site i got the information from i hope this helps you out if not sorry

You might be interested in

narwhals are aquatic mammals known for the giant tusk that protrudes from their upper lip. these mammals live in arctic waters a

sveta [45]

Adaptation I believe, I found a website that said the same thing. :)

7 0

3 years ago

If a mRNA codon has ACU on it, the matching tRNA anticodon would have

OleMash [197]

Answer: https://www2.palomar.edu/users/warmstrong/codons.htm

i promise this link will help u its has most of the answe of science

Explanation:

4 0

2 years ago

A neuron cell body reaches threshold and depolarizes. The depolarization propagates down the length of the ______, is chemically

Alex787 [66]

Answer:

Axon.

Synapse

Dentrite and cell body.

Explanation:

AXON is the transmission conduit for action potential through saltatory conduction at the nodes of ranvier.

Synapse refers to the gap between adjacent nuerones and the entire components of that particular gap.

Denrites which originated from the cell.body received the transmitted signals from.the axon,and transmits this for response at effectors:muscle and glands.

6 0

2 years ago

In the Cori cycle, when glucose is degraded by glycolysis to lactate in muscle, the lactate is excreted into the blood and retur

Kaylis [27]

Answer:

Question is incomplete i have added full question with explanation and reaction see attachment.