Movements in most animals, including invertebrates and vertebrates, is made possible by the interaction of which two systems or structures? endoskeleton and exoskeleton nervous and endocrine skeletal and muscular cerebrum and cerebellum cartilage and bone Clear selection

glycolysis is a process that fuel your metabolism. it is apart of cellular respiration the process that produce atp.

the correct answer is b

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.