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Kaylis [27]
3 years ago
13

FOR A TEST!!

Biology
1 answer:
olya-2409 [2.1K]3 years ago
8 0
The question Is true
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When two protein chains combine to form an active protein, the structural level is ________
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When two protein chains combine to form an active protein, the structural level is quaternary.

<h3>What is a quaternary structure?</h3>

The quaternary and tertiary structure of a protein is the tridimensional shape of the protein, which involves protein domains.

The quaternary protein structure refers to the different arrangements generated by different protein subunits.

The primary structure of a protein involves its amino acid sequence, whereas the second structure involves protein chains.

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Differentiate external and internal environment factors in influencing Gene expression​
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