Which of the following would build up in a muscle cell if there were a lack of oxygen during cellular respiration? Group of answer choices A. lactic acid

B. ethyl alcohol

C. chlorophyll

D. carbon dioxide

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.

What is the relationship between absorbance of light and the rate of photosynthesis?

The transport tubes from food came down the plant are called?