Which of the following compounds has the greatest potential energy?

A. Water
B. Sodium chloride
C. Cholesterol
D. Glucose
E. Alanine


Answer: D. Glucose

Biology & Microbiology

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Which statement best describes active transport?

A. A substance goes from an area of high concentration to an area of low concentration, and this releases energy. B. A substance goes from an area of low concentration to an area of high concentration, and this releases energy. C. A substance goes from an area of high concentration to an area of low concentration, and this requires energy. D. A substance goes from an area of low concentration to an area of high concentration, and this requires energy.

Biology & Microbiology

Compared to blood capillaries, lymphatic capillaries__________.

What will be an ideal response?

Biology & Microbiology

Anaphase

a. involves the lining up of the chromosomes across the equatorial plate. b. is the same in mitosis and meiosis I and II. c. is initiated when the chromosomes begin to move apart. d. results in an unequal distribution of chromosomes to the resulting cells. e. does all of these.

Biology & Microbiology

The best definition of osmotic pressure is

A) The movement of solute molecules from a higher to a lower concentration. B) The force with which a solvent moves across a semipermeable membrane from a higher to a lower concentration. C) The movement of a substance across a semipermeable membrane from a higher to a lower concentration. D) The active transport of a substance out of a cell to maintain equilibrium. E) The movement of solute molecules from a lower to a higher concentration across a semipermeable membrane.

Biology & Microbiology