Identify structure "D" on the neuron.
A. Schwann cell
B. Axon
C. Dendrites
D. Neuron cell body (soma)
E. Node of Ranvier
Answer: A
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At any point in time, what percentage of the body's total blood volume is within capillaries?
a. 0.5% b. 2% c. 5% d. 10% e. 15%
Which of the following statements best describes diffusion?
A) the net movement of water through a selectively permeable membrane, from a region of greater water concentration to a region of lesser water concentration B) the net movement of substances from a region of lesser concentration to one of greater concentration C) the net movement of substances from a region of greater concentration to one of lesser concentration D) None of the listed responses is correct.
Chemicals in a solution can move down a concentration gradient. This means the chemical will move from the area of ________ concentration to the area of ________ concentration.
A. low; high B. low; low C. high; high D. equal; equal E. high; low
________ is the division of the genetic material, and ________ is the division of the cytoplasm
A) Mitosis; cytokinesis B) Cytokinesis; interphase C) Metaphase; telophase D) Anaphase; prophase