When the normal regulation of cell growth fails the result is:
a) abnormal nuclei and damaged DNA. b) contact inhibition.
c) shortened chromosome ends.
d) programmed cell death.

Match each organ or function with its body system. produces urine large intestine ureters mouth filters blood absorbs nutrients from food

Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.

The sea slug that considered to be a photosyntheesizing animal