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.
The answer is C. Maybe im not sure
Semipermeable means the cell membrane can pick and choose what goes out of it and into it. At least, that's what I believe it is.
Answer:
A temporary lake create salt flats in Death Valley when Holocene lakes began to evaporate.
Explanation:
"Each time it has rained since, a new layer has been added. The flat is a vast area covered in salt that was deposited from evaporated water. When the water runs down the mountain, it dissolves minerals that precipitate out as the water evaporates."
Hope this helped!
Have a supercalifragilisticexpialidocious day!
