Which description properly describes a step involved in cellular respiration? Select one:
a. Glucose is created, then the energy gained is transferred to the energy molecule.
b. Carbon dioxide and water are released after the energy molecule is charged.
c. Water is divided into carbon dioxide and glucose.
d. Oxygen is combined with ATP to energize it.

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

Hormones are chemical molecules produced by endocrine glands. one such endocrine gland is the thyroid gland, which synthesizes the thyroid hormone, which in turn affects the heart muscles. which two statements describe the probable reason for the function of the hormone? the cells in the heart have specific receptors that allow for the intake of hormones. the heart and the endocrine glands have the exact same types of cells. all cells make the same types of hormones. thyroid hormones show their effect on the heart by means of specialized cells. thyroid cells and cardiac cells have different dna.

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%