Which of the following is NOT a true statement about ATP?
a) ATP consists of ribose, adenine, and phosphate.- true
b) ADP forms when ATP releases energy.- true
c) ATP provides energy for the mechanical functions of cells.- true
d) Used ATP is discarded by the cell as waste.
Ans: d) Used ATP is discarded by the cell as waste.
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Damage to which two structures determines the severity of a case of amnesia?
a. hippocampus / amygdala b. amygdala / hypothalamus c. hippocampus / thalamus d. hippocampus / hypothalamus e. basal ganglia / amygdala
Cardiac output is determined by:
a. blood volume. b. venous return. c. blood pressure. d. stroke volume only. e. stroke volume and heart r
Which type of selection tends to increase genetic variation?
A. Disruptive selection B. Stabilizing selection C. Directional selection
Which of the following statements about plant development is true?
A. A single gene is responsible for the control of all root and shoot formation. B. Cells nearest to the suspensor ultimately form the root. C. The radial axis of the developing embryo develops before the root-shoot axis. D. Gibberellic acid is important in root-shoot axis formation. E. The MONOPTEROS gene (MP) stimulates chlorophyll synthesis in seeds.