C- mushroom
Mushrooms break down (decompose) dead cells of animals and plants.
Algae, lichen, and oak trees go through photosynthesis and are producers.
It is am example of a COMPOUND
the answer is a because if the model is based on experimental data it wont be good unless it has been tested.
Answer:
The important point is that the surface area to the volume ratio gets smaller as the cell gets larger.