The answer would be the cell wall or the cell membrane
The answer is A, delta.
I know this because i had this on USATestPrep and got it correct :D
Precipitation<span> is </span>water<span> released from clouds in the form of rain, freezing rain, sleet, snow, or hail.</span>
<span>The two factors that determine the shape of a protein </span><span><span>
1. </span> Primary structure. The sequence of amino acids. Amino acids are the building blocks of protein. It is a strong of linearity that can be thousands in length. Moreover, the formation of the amino acid and its system is influenced by its genes’ nucleotides arrangement. </span>
<span><span>2. </span>Hence the next factor is how is the structure of the amino acids bended and folded with itself that forms the certain protein molecule and forms the larger complex structure</span><span>
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