Carrier molecules are utilized for ____
a. active transport only
b. passive transport only
c. both active and passive transport
d. osmosis
e. transport of all types of molecules
ANSWER: c
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All of the following processes are associated with photosystem I EXCEPT
a. ATP synthesis. b. NADPH synthesis. c. cyclic electron flow. d. accepting electrons flowing from the electron transport chain. e. splitting of water.
Which of the following does NOT happen
when body temperature rises above normal?
a. sweat glands secrete more sweat b. endocrine gland secretion of hormones that stimulate activity slow c. smooth muscle in blood vessels constrict d. skeletal muscles in the chest contract more frequently e. all of these happen when body temperature rises
A woman heterozygous for blood type A and a man with blood type AB are expecting a child. The probability of the child having type B blood is
A. 0. B. 1/4. C. 1/2. D. 3/4.
When a chromosome lacking 4 Mb is inherited from the mother, the child is a risk for developing which syndrome
a. Prader-Willi c. Beckwith-Wiedemann b. Angelman d. Russell-Silver