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BigorU [14]
2 years ago
9

What can a fossil be used for?

Biology
1 answer:
expeople1 [14]2 years ago
5 0

Answer: To tell how the environment was years ago and what kind of animals were able to live there. Hope this helps.

Explanation:

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Cytokinesis is an essential process of cell division, part of the cell cycle. If cytokinesis failed, cells wouldn't be able to reproduce.

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3 years ago
The side chain of serine contains oxygen. water-soluble proteins often contain serine. where would the serine side chain most li
bazaltina [42]

Answer;

-On the polar end or the hydrophillic end of the protein.

Explanation;

-Each amino acid has at least one amine and one acid functional group as the name implies. The different properties result from variations in the structures of different R groups.The R group is often referred to as the amino acid side chain.

-Side chains which have various functional groups such as acids, amides, alcohols, and Amines will impart a more polar character to the amino acid. Polar amino acids include serine, threonine, asparagine, glutamine, histidine and tyrosine.

Therefore; serine being a polar or hydrophillic  amino acid will be found on the polar side chain of the protein.



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Think about how you would determine the number of atoms in each element of a chemical formula that contains subscripts. Explain
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