Oswald Avery's work with two strains of bacteria, one of which caused the
other to become harmful, showed that:
A. the factor that transforms cells is a protein.
B. DNA is the factor that transforms cells.
C. two alleles interact to produce a trait.
D. DNA carries the instructions for making proteins.
Plz help

Respuesta :

Answer: B

Explanation: the DNA is the factor and that will transform the cells.

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