Answer:
1. All living things are composed of cells.
2. Cells are the basic units of structure and function for living things.
3. All cells come from pre-existing cells.
THE DEFINITION OF BIODIVERSITY:Biodiversity, also called biological diversity, the variety of life found in a place on Earth or, often, the total variety of life on Earth. A common measure of this variety, called species richness, is the count of species in an area.
BEST ANSWER: Based of the def, I would go with answer A as it makes the most sense.
Nose : )
Explanation:
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Answer is 3 it uses chemical and physical changes when using stomach acid and physical when turning food in your stomach.