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Given the locally unwound double strand above, in which direction does the RNA polymerase move?

You are studying regulation of a prokaryotic operon. Experiments show that expression of the operon is increased when levels of biosynthetic product from that pathway are low. Based on this information, what is a likely mode of regulation?

How is a DNA “fingerprint” determined?

Natural selection for a certain phenotype will affect the ________.

You are studying regulation of a prokaryotic operon. Experiments show that expression of the operon is increased when levels of biosynthetic product from that pathway are low. Based on this information, what is a likely mode of regulation?

Which best distinguishes prokaryotic and eukaryotic cells?

What is the greatest challenge facing genome sequencing?

Transcriptional control-proteins increase the rate of transcription by binding to

Which best distinguishes prokaryotic and eukaryotic cells?

In studying the medium ground finch on Daphne Major, the Grants noted that each generation of finches had beaks