Answer:
Hey there!
False. Not all organisms have the same kinds of cells. For example, plant cells have cell walls, which let them stand up firmly. On the other hand, animal cells do not have cell walls and are looser and less firm.
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Answer:
Compazine belongs to a class of drugs called Antiemetic Agents; Antipsychotics, Phenothiazine.
Answer:
Because amino acids can be arranged in many different combinations, it's possible for your body to make thousands of different kinds of proteins from just the same 21 amino acids. You may see books that say there are only 20 amino acids.
