There is not any options but the parts of Lac Operon is:
Promoter
Repressor
Operator
Genes
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The answer Would Be B
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Chromosomes are thread-like structures in which DNA is tightly packaged within the nucleus.
<span>Carbohydrate is the polymer that acts as an energy storage molecule. It is the molecule that is used inside the bodies of living organisms in order to have energy to do processes in order to live.</span>
Here is its complicated name: (2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6S)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxy-oxane-3,4,5-triol
And here is its other name: amylum