Part B Examine this model of a DNA molecule.
The presence of which element provides evidence that nucleotides are the building material used to make DNA?
Explain your reasoning.

Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?

How do living things obtain phosphorus

Both male and female gametes are created during the process of meiosis. the formation of male gametes is called spermatogenesis. after telophase il of spermatogenesis, there would be are all genetically male gametes created that