The three‑dimensional structure of the potassium channel has also revealed the presence of four K+‑binding sites in the constricted region. What forces potassium ions to exit the protein on the extracellular side of the membrane?

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.