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Monica [59]
3 years ago
7

EXTREMELY URGENT

Biology
1 answer:
7nadin3 [17]3 years ago
8 0
I think the cytoskeletal protein that helps a cell maintain its shape is actin.
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Actually, The ionic charging of : alkali is +1 alkaline earth metals is +2 aluminum is +3. That is the use periodic table to recall the lonic charge of an alkali metal, an alkaline earth metal, or aluminum

Explanation:

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