2. which molecule had entered the bacterium in the hershey-chase experiments, sulfur or
phosphorus? which molecule is a major component of dna?

Why does the skin of your finger shrink when you wash clothes for a long time?

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.