Species of the genus Corynebacterium ________.
A. sometimes divide to form characteristic club-shaped cells
B. are harmless saprophytes
C. form helical-shaped cells
D. form elongated rod-shaped cells
Answer: A
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Which of the following does NOT influence the pH of the blood and extracellular fluids?
a. respiration b. blood proteins c. bicarbonate ions d. filtration by glomerulus e. phosphate and ammonia ions
Which of the following represents an example of density-independent growth?
A) increased amphibian reproduction following a wet season B) exponential population growth C) logistic population growth D) increase in predator population following increase in prey abundance
An egg with 22 chromosomes that is fertilized by a normal sperm will result in
a. a zygote with trisomy. b. a zygote with disomy. c. a zygote with monosomy. d. a zygote with normal chromosome number.
The reverse of a dehydration synthesis reaction is a(n) ________ reaction
A) anabolic B) exchange C) hydrolytic D) endothermic E) metabolic