What causes lactic acid to build up in muscle cells? A. The cells receive excess oxygen than the body takes in.
B. cells use oxygen move quickly than the bloodstream can supply it.
C. the cells do not receive enough glucose from the bloodstream.
D. the cells are resting and not active.

Place the steps tor the formation of the enzyme pepsinogen in correct order

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion

Consider the following planned experiment. factor experimental group control group light exposure tots of sun tots of sun amount of water weekly weekly type of soil nutrient rich nutrient rich size of pot large which variable is being tested in this experiment? small a. size of pot b. type of soil c. light exposure d. amount of water