Answer:
A or B
Explanation:
hope this helps please tell me if I’m wrong
Cells in onion peels are dead and the ones in spinach are alive.
Because it is the evolution ary process that the caterpillars is designed to go through according to this species.
Answer:yes
Explanation:
Ion pumps are assemblies of integral membrane proteins, like ion channels, that modulate ion transport into and out of a cell or organelle, leading to generation of electrical signals. Ion pumps, however, work against their concentration gradient, so require energy input, but the energy can also be derived from the concentration gradient of another ion.
