Where does gas exchange occur between the blood and tissues?

Acid rain is the direct result of acid released by burning fossil fuels. select the best answer from the choices provided ot o f true or false

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