Answer:
DIFFUSION
Explanation:
Water, carbon dioxide, and oxygen are among the few simple molecules that can cross the cell membrane by diffusion (or a type of diffusion known as osmosis ). Diffusion is one principle method of movement of substances within cells, as well as the method for essential small molecules to cross the cell membrane.
Answer:a mould added to the surface, ig
Not so sure
Explanation: have a great day
A. is slowed by limiting factors. B. exhibits a period of rapid growth as the population size increases. ... Like logistic growth, exponential growth can be plotted in the shape of an S curve.
Algae produces a estimated 30-50 percent of the net global oxygen .
<span>The sun originates all the energy because without no sun, there is no plants, animals or anything .
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