Answer:
D. They float on convection currents in the mantle.
Explanation:
Answer:
any of a number of organized or specialized structures within a living cell.
Explanation:
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Xylem transports water and minerals from the roots to the leaves of the plant, where it is used in the production of food.
any disorder involving sexual functioning, desire, or performance.any such disorder that is caused at least in part by psychologic factors. Such a disorder characterized by a decrease orother disturbance of sexual desire is called a sexual dysfunction, and that characterized by unusual or bizarre sexualfantasies, urges, or practices is called paraphilia. Also called psychosexual disorder, psychosexual dysfunction<span>.</span>
