CDNA Libraries from Liver Cells Are Different Than CDNA Libraries

question 20

Multiple Choice

cDNA libraries from liver cells are different than cDNA libraries from kidney cells because

• A) the DNA is not the same in the two types of cells.
• B) reverse transcriptase acts differently in the two types of cells.
• C) mRNA is different in the two types of cells.
• D) polyA is present at 3ʹ ends of mRNA in one cell type only.

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