40 points (apex)
which type of cell transport is used by mitochondria to generate energy by allowing hydrogen (h+) ions to flow through a membrane protein
a) endocytosis
b) facilitated diffusion
c) active transport
d) exocytosis

List two limitations of natural selection

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.