How does an increase in cell volume impact the diffusion of materials through the cytoplasm?
a. the larger the cell, the longer time it takes for materials to travel.
b. the size of the cell does not impact the movement of materials.
c. the larger the cell, the less time it takes for materials to travel.
d. a larger cell does not require as many materials, so the need for diffusion decreases.

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.