Answer:
A) All know living things are up of one or more cells
Explanation:
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It provides the cell as a support and protection and acts like a filtering mechanism.They are found in the plant cell
Answer:
Can please add some detail to your question...
Explanation:
it only need one to fertilize a egg in a flower
Over time, as oxygen levels decrease, CO2 levels increase. Respiration is correct as it uses oxygen as a reactant and releases CO2 as a byproduct.
