Where would you expect to find human populations with lighter pigmentations? ( I would really appreciate a explanation with it too )

Because of its structure the cell membrane is known as a phospholipid ? a. bilayer b. molecule c. fluid d. barrier

Plz ! a frog has a genetic mutation in skin cells that causes part of its skin to turn orange the frog will not pass this genetic mutation onto its offspring because, a. the offspring will inherit skin cells from the other parent. b. mutated skin cells cannot divide and produce daughter skin cells. c. skin cells do not contribute genetic material to sex cells. d. parents do not contribute genetic material to their offspring.

One of the reasons that stars are so large is because