The answer is pollination
Analogies are the result of convergent evolution. Interestingly, though bird and bat wings are analogous as wings, as forelimbs they are homologous. Birds and bats did not inherit wings from a common ancestor with wings, but they did inherit forelimbs from a common ancestor with forelimbs.
Bottom-up processing
top-down processing
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Answer:
C. By hormones, especially androgens.
Explanation:
The secretion of sebum is stimulated by hormones. Especially androgens. Sebum can be defined as a complex mixture of lipids synthesized under hormonal stimulation under the sebaceous glands in the skin.
Androgens can be defined as the sexual masculine hormones and they stimulate the sebaceous secretion docking into specific receptors located in the sebaceous follicle increasing the amount of produced sebum.
Inside the egg are a series of fluid-filled membranes which permit the embryo to survive,the amnion allantois yolk sac, and chorion. Surrounding and protecting the embryo is the amnion, filled with amniotic fluid and providing the embryo with a stable fluid environment.
