Marks: 1 Cell differentiation: Choose one answer. A. involves selective gene exp

Question

Marks: 1 Cell differentiation: Choose one answer. A. involves selective gene expression. B. means cells will cease to replicate DNA. C. makes a cell suitable for cloning. D. is what happens when egg and sperm come together. Which of the statements below is true concerning the Hershey and Chase experiments? Choose one answer. A. Their experiments involved the generation of two strains of bacteria, one pathogenic and the other non-pathogenic. B. 32P was used to label proteins, 35S to label DNA. C. Mice were used in their experiment. D. Bacteriophage were used in their experiment.

Explanation / Answer

D. is what happens when egg and sperm come together.B. 32P was used to label proteins, 35S to label DNA

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