Are there any biology words starting with the letter x? - Answers

XENOGRAFT - tissue or organs from an individual of one type of life form transplanted into or grafted onto an organism of some other type. For example, pig heart valves are often transplanted into humans. XYLEM (ZY-luhm) the nonliving, stiff, vascular tissue in plants that carries water and minerals upward from the roots. xerophyte or xerophytic organism (xeromeaning dry, phyte meaning plant) - is a plant which is able to survive in an environment with little available water or moisture, usually in environments where potential evapotranspiration exceeds precipitation for all or part of the growing season. XANTHELASMA - xanthoma of the eyelids; occurs chiefly in the elderly XANTHOMA - a skin problem marked by the development (on the eyelids and neck and back) of irregular yellow nodules; sometimes attributable to disturbances of cholesterol metabolism; A skin disease marked by the development or irregular yellowish patches upon the skin, especially upon the eyelids