Natural selection produces change by allowing beneficial genes to recombine in A. an individual organism.
B. all organisms within a population
C. only the first generation of offspring
D successive generations of offspring​

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.

i think it is d. objects resist changes in their state of motion.

answer; aerobic conditions; citric acid cycle (krebs cycle) electron transport chain;         anaerobic conditions; fermentation; both glycolysis;