Hair follicles, saliva, white blood cells, and sperm
21. B. recessive
22. D. DD and dd
23. D. FF and ff
The answer would be m<span>ycoplasmas. These type of organisms are very unique, because their membrane lacks a cell wall.</span>
Answer: Oxygen. Oxygen because both plants and animals need oxygen to breath. When the inhale its carbon dioxide but when they exhale its oxygen.
Explanation: im so sorry if its wrong i did a test on tath like two weeks ago sorry ◑﹏◐
Gonads are sex organs that produce gametes. Male gonads are the testes, which produce sperm and male sex hormones. Female gonads are the ovaries, which produce eggs (ova) and female sex hormones.