Amino acids are (relatively) small molecules with a similar chemical structure. All of them have 2 carbon atoms connected to a nitrogen atom. This similar structure allows them to combine in long chains to make macromolecules called proteins.
How many different amino acids are there?
A. 4
B. 20
C. 5
D. Thousands
Answers: 2
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Which of the following is not an example of conflict between related individuals?
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Natalie had random hand movements when she was two months old. when she was six months old, she used to grab a block with her whole hand. now at the age of ten months, she can grasp the same block with her thumb and forefinger. this sequence of growth in her hand and finger movements is according to the pattern.
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