Which vitamin is especially important in preventing neural tube defects in the embryo?
a. folate
b. niacin
c. vitamin C
d. vitamin D
e. vitamin E
a
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The process by which organisms maintain a stable internal environment in the face of a fluctuating external environment is called
A. metabolism. B. cellular respiration. C. growth and development. D. homeostasis. E. functional proteomics and genomics.
The general reaction of glycolysis is the conversion of glucose to which of the following?
a. acetyl CoA b. carbon dioxide c. water d. pyruvate
Preimplantation genetic diagnosis is done:a
after in vitro fertilization on cells from the embryo. b. in the womb, before birth. c. after a woman is pregnant, but before the embryo implants. d. with the help of ultrasound. e. before fertilization on the sperm and the egg.
The deepest layer of the skin is the stratum corneum
____________________ Indicate whether the statement is true or false.