X: Ozone layer destruction
Y: Mass extinction
Red blue green purple r r d f. F f t brown blue grey dark blue purple
The prenatal development of the internal reproductive structures of the male requires the <span>secretion of androgens.</span>
The rough ER is involved with protein synthesis. It helps to produce proteins and help them fold properly.
Answer:
Fur color that closely matches the eucalyptus bark color
Explanation:
In terms of evolving from land dwellers to tree dwellers, the number of offspring does not matter. Although the ability to run faster is a good evolution for escaping predators, it does not help the koalas evolve to be better tree dwellers (how would you run using only the trees?). Communicating with their peers would be convenient for survival, but it does not help koalas become better tree dwellers. What does help koalas survive better by traveling through the trees is camouflaging with the bark of the tree to hide from predators.
