Genetics

Gene flow is genes moving between two populations.

the transfer of genes from one gene pool to another

two populations transferring genes

One function of the nervous system is to maintain the entire body.

When there is low gene flow

When there is no selective pressure

When there is a bottleneck

Speciation Adaptive radiation refers to changes in a species in response to varying environmental conditions.

many new species form

microbes were the first inhabitants of earth. they are single-celled organisms; bacteria, fungi and protozoa. (: and Simple prokaryotes

The distribution of alleles changes due to random chance.

or

The allele frequency of a population changes due to a bottleneck effect. <apex>

Population bottlenecks

Reproductive isolation

Niche availability

Which of these organisms is considered the most complex?

The woman will most likely not be able to conceive until the thyroid problem is treated appropriately. Additionally, pregnancy with a thyroid disorder that is not under control is dangerous for the fetus.

The island finches have more gene flow

Thyroid, parathyroid and pituitory are few exaples of endocrine gland and pancreas is example of enocrine as wel exocrine gland. Stoach is also another example of both types of glands.

Apex is Mergus serrator and Mergus merganser.