20)
one major difference between plant and animal cells is that plant cells are the only ones with
a) chloroplasts
b) nucleus
c) cytoplasm
d) cell membrane

The answer is A)chloroplasts

Explanation:

Plant cells are rectangular wheres animal cells are round and plant cells contain chloroplasts, a cell wall, and vacuoles while animal cells do not.

hey there!

so, when you eat, your teeth chew and grind food into smaller pieces. this is mechanical digestion. then reactions aided by digestive enzymes break down large food molecules into smaller molecules. this is chemical digestion. the two processes change the food into simpler substances that can be used by the body for raw materials and energy.

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tobey

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explanation:

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