Why did Hershey and Chase label the viral DNA with radioactive phosphorous and not radioactive sulfur?

Compare and contrast the relative importance of the sporophyte vs gametophyte generation between nonvascular plants (bryophytes), seedless vascular plants and seed plants, and explain the ecological significance of a larger sporophyte generation

Describe how an electric generator works

Ineed some everybody. the production of cells during mitosis into specialized function is called: recombination or differentiation