When a person's blood pH is too low, the kidneys will restore a healthier balance by ________
A) reabsorbing more hydrogen ions from the filtrate
B) slowing ventilation
C) secreting excess hydrogen ions into urine
D) secreting more sodium ions into the urine
Answer: C
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Integrins are glycoproteins that help link the cytoskeleton and the:
A. cytoplasm. B. cell wall. C. ribosomes. D. extracellular matrix.
Synaptic potentials are due to the opening
a. voltage-gated ion channels b. chemically-gated ion channels
If the phenotype of pea pod color is determined by incomplete dominance then you would expect the F2 generation from an original cross of true-breeding blue stock with truebreeding yellow stock to be:
A. 25% yellow, 50% green, 25% blue. B. 67% green, 33% yellow. C. 67% blue, 33% yellow. D. 100% green. E. 100% blue.
Which of the following is associated with DNA?
a. ribose b. deoxyribose c. single stranded d. uracil