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The answer is C, because it was done on purpose, therefore NOT naturally. Not done by nature.
Answer: Ask your teacher for some help
Explanation: if anything can help us your teacher
<span>1.
</span>They act as activators of transcription. This is
through increasing the affinity of the RNA polymerase on the promoter
<span>2.
</span>They could act as repressors. This way, when
they bind to their active sites, they
repress the binding of the RNA polymerase on the promoter
<span>3.
</span> Transcription factors at one site could affect transcription of genes on another site on the
DNA. The flexibility of the DNA (by forming loops) allows for this phenomenon.
I think it's
6. false
7. true
8. false
