A population that has been isolated, especially a smaller one, could have a high level of homozygosity and therefore not a lot of genetic variation. Gene flow between such populations can increase the level of heterozygosity, and therefore up genetic variation.
ans is D. Most items are features in the spinal cord, but the hippocampus is in the brain.
Answer:
this is called revolution ( when the sun gives light to the earth it takes a step closer to revolution were season of the year appear )
Plants that use photosynthesis would
