C.Stimulation of thoracic or lumbar spinal regions,chain ganglion,acetylcholine release
Answer:
B Physical separation of populations prevents interbreeding and mixing of gene pools.
Explanation:
Geographic isolation means two populations are unable to reproduce with one another. This means that over time, the variation in the gene pool will be different for one group compared to the other, and the species will genetically diverge from one another. resulting in speciation.
The answer is D. Individual birds with the mutation will be more likely to survive than birds without the mutation
Man you need to change this to a different catagory
