Which statement below about cells is true?

a. all things are composed of cells.
b. all cells come from other cells.
c. all cells have a nucleus.
d. all cells contain organs and tissues.

This is one form of rna that transports a specific amino acid to a ribosome during protein synthesis.

Which of the following is the best definition of aerobic respiration? o a. the cellular process that releases energy by breaking down glucose o b. physical activity that involves the repeated motion of large muscle groups o c. physical activity that increases heart rate and breathing rate o d. the cellular process that converts solar energy to chemical energy

Why do oceanic plates tend to subduction when colliding with a continental plate