Which statement best describes the function of the mitochondria?

a.
they provide an outside barrier to the environment.

b.
they build and transport proteins.

c.
they allow for cellular motility.

d.
they assist with cellular respiration.

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.