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16. During DNA replication, all of the following steps occur EXCEPT
a. enzymes proofread new strands for errors and correct them
b. the double helix is unwound by DNA polymerases
c. base-pairing rules determine which nucleotide is added to new strands
d. each strand of a DNA double helix is copied, forming two identical double helixes
I've done some research and I think it's B, but I'm not 100% sure

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  1. enzyme helicase, what does it do?
    recosider d, and be a lawyer on how it is worded: Each double-stranded DNA helix is made of one new strand of DNA and one original strand of DNA.

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