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Burka [1]
3 years ago
5

What constitutes an electron group?

Biology
2 answers:
BartSMP [9]3 years ago
7 0
A or B is the correct answer
marin [14]3 years ago
6 0

Answer:

i think the answer is A if its wrong im sorry

Explanation:

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A population that is isolated in a remote environment is still able to experience genetic variation How could genetic variation
goblinko [34]

A mistake in DNA replication before meiosis produces an organism that is better able to outrun predators.

Explanation:

The genetic variation results from the different alleles of a population. The mutation or mistake in DNA replication would cause gene variants which may be beneficial. The variation in the DNA sequence of genome results in variants in small population.

Genetic variation is the cause of natural selection and eventually, evolution takes place with beneficial traits.

It is mentioned in the question that resulting offspring having received the mutant allele could result in better surviving capabilities or phenotypic traits as they are able to outrun predators.

7 0
3 years ago
Why mosquito is called vector for malaria?
vovangra [49]

Only certain species ofmosquitoes of the Anopheles genus—and only females of those species—can transmitmalaria. Malaria is caused by a one-celled parasite called a Plasmodium. Female Anopheles mosquitoespick up the parasite from infected people when they bite to obtain blood needed to nurture their eggs.

8 0
2 years ago
PLEASE explain how negative feedback helps the body maintain homeostasis
ryzh [129]
This response helps decrease body temperature. Another example of negative feedback has to do with blood glucose levels. ... If a raise in body temperature (stimulus) is detected (receptor), a signal will cause the brain to maintain homeostasis (response).
7 0
2 years ago
How many cells make up the nucleus
lyudmila [28]

Answer:

3.

Explanation:

there are three things that make up any nucleus:

Protons

Neutrons

Electrons

The amount of each will very by what type of atom it is, but the things that make up a nucleus do not change when in the body.

7 0
3 years ago
The ___________ is the layer of the skin made of epithelial tissue and the __________ is composed of dense connective tissue.
tatuchka [14]
The first one is epidermis, the second one is the dermis i believe, I hope this helps
7 0
2 years ago
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