Which best describes light-independent reactions? a)They are the first stage of photosynthesis.
b)They utilize the energy stored in ATP and NADPH.
c)They use carbondioxide to synthesize proteins.
d)They create energy-rich ATP and NADPH.

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

All living organisms are composed of a. only one cell. b. at least 100 cells. c. at least three cells. d. one or more cells.

The pattern of this wave changes between its beginning and end. what is true about the amplitude and wavelength of the wave when the pattern changes?