(USATP)
What is the purpose of DNA polymerase?
A.) it carries genetic information to the ribosomes
B.) it produces a complimentary copy of a strand of DNA
C.) it constructs RNA chains using a template from DNA genes
D.) it retrieves amino acids fro. The cytoplasm for protein construction

regulation of gene expression. gene expression can be regulated by various cellular processes with the aim to control the amount and nature of the expressed genes. these regulatory proteins bind to dna and send signals that indirectly control the rate of gene expression

explanation:

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