The vital capacity is indicated by
a. A + D.
b. A + D + E.
c. C + E.
d. A + B + C + D.
e. A + C + D.
D
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One of the buffers that contribute to pH stability in human blood is carbonic acid (H2CO3). Carbonic acid is a weak acid that, when placed in an aqueous solution, dissociates into a bicarbonate ion (HCO3-) and a hydrogen ion (H+), as noted below
If the pH of blood increases, one would expect _____. A) a decrease in the concentration of H2CO3 and an increase in the concentration of HCO3- B) an increase in the concentration of H2CO3 and a decrease in the concentration of HCO3- C) a decrease in the concentration of HCO3- and an increase in the concentration of H+ D) an increase in the concentration of HCO3- and a decrease in the concentration of OH- E) a decrease in the concentration of HCO3- and an increase in the concentration of H2CO3 and H+
A compound similar to auxin, 2,4,5-trichlorophenoxyacetic acid (2,4,5-T), has been used
A. as a fertilizer for corn and wheat. B. as a spray to promote flowering of pineapple. C. as an organic substitute for chlorine bleach. D. to detoxify the dangerous poison dioxin. E. an herbicide for killing woody seedlings and dicot weeds.
During metaphase I of meiosis, homologous chromosomes can orient themselves such that one or the other will by chance go to a particular daughter cell in a process known as ________.
What will be an ideal response?
A drug that interferes with microtubule formation is likely to completely disrupt
A) the amoeboid motion of a cell. B) the function of lysosomes. C) contraction of muscle cells. D) the movements of sperm cells.