Which ONE of the following is NOT part of the pre-embryo?
A. Maternal Determinants.
B. Cords of trophoblastic cells.
C. Pronucleus.
D. Blastomere.
E. Human Chorionic Gonadotropin.
Answer: C. Pronucleus.
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The genetic material of a prokaryotic cell is located in its:
A. nucleolus. B. nucleus. C. nucleoid. D. nucleosome.
A "high-energy bond" in ATP
a. absorbs a large amount of free energy when the phosphate group is attached during hydrolysis. b. is formed when ATP is hydrolyzed to ADP and one phosphate group. c. is similar to the bonds in glucose molecules; that is why glucose can be used as a source of metabolic energy. d. contributes to the “energy in” part of an endergonic reaction. e. is/does all of these.
A function of cholesterol that does not harm health is its role ____.
a) All of cholesterol's effects cause the body harm. b) the most abundant male sex hormone c) as a component of animal cell membranes d) in calcium and phosphate metabolism e) as the primary female sex hormone
Energy is carried from the light reactions to the Calvin cycle by
A. water. B. NADP+. C. oxygen. D. ATP. E. CO2.