Crossing over occurs during
a. anaphase I.
b. metaphase II.
c. prophase I.
d. prophase II.
e. telophase II.
ANSWER: c
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The Law of Thermodynamics that states that increases in entropy are favored is:
A. The First Law of Thermodynamics B. The Second Law of Thermodynamics C. The Third Law of Thermodynamics D. The Fourth Law of Thermodynamics
The concentration of a solution expresses the amount of solvent present.
Answer the following statement true (T) or false (F)
The cell junctions labeled "A" in the figure
a. prevent movement of materials between cells. b. are found in tissues subjected to stretching. c. allow the free passage of materials between cells. d. are found mostly in heart muscle. e. are found in most tissues except in the stomach.
Mammals excrete nitrogenous wastes in which of the following forms?
What will be an ideal response?