Lawn fertilizer often contain phosphorus. Sometimes these fertilizers runoff into lakes. Once in a lake, the excess phosphorus may affect algal growth and cause eutrophication in the lake. Which best describes how the phosphorus affect the algae?

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?

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

The mixture of sperm and fluids from the seminal vesicles, prostate gland, and cowper's glands is called