_____ is the active form of vitamin A that is stored in specialized cells of the liver.
Keratin
Ascorbic acid
Rhodopsin
Retinol
Beta-carotene
Retinol
You might also like to view...
According to the 2015-2020 Dietary Guidelines for Americans, saturated fat intake should be limited to less than ________.
A. 50 grams per day B. 10 percent of total kcal C. 15 percent of total kcal D. 10 grams per day
Marta is a pregnant woman suffering from severe iodine deficiency. As a result of the deficiency, she has a high risk of giving birth to a child with ________.
A. type 2 diabetes B. ariboflavinosis C. phenylketonuria D. cretinism
Precision agriculture involves
A) using new technologies to farm more efficiently. B) cultivating the land at precisely the same time each year. C) knowing the precise boundaries of every farm. D) None of the answers is correct.
Which statement is true?
a. When the immune cells direct the immune response themselves, this is known as humoral immunity. b. Antibodies are produced by T cells in response to antigens. c. B cells are participants in cell-mediated immunity. d. A hypersensitivity is an immune reaction that can lead to discomfort or illness.