Which of the following is not true regarding tubular reabsorption?
A) It involves hormonal signals in the collecting ducts.
B) It is a purely passive transport process.
C) It is a reclamation process.
D) It occurs via transcellular or paracellular routes.
B
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Which of the following statements is NOT true:
a. Everyone should clean as you go b. Clean by starting at the front of the cage and working toward the back c. Clean at the top and work down d. Everyone should practice aseptic techniques
In familial hypercholesterolemia, homozygous people with the abnormal gene have extremely high cholesterol, while heterozygous people have somewhat high cholesterol. This type of inheritance is called
A. complete dominance. B. sex-linked inheritance. C. multiple alleles. D. incomplete dominance. E. codominance.
When a walking person lifts one foot off of the ground, which of these happens?
A. The body leans so that the center of gravity shifts over the foot that is lifted off the ground. B. The body only accelerates forward, so the center of gravity remains directy between the two feet. C. The body accelerates forward, but the center of gravity shifts over the foot that is lifted off the ground. D. The body leans so that the center of gravity shifts over the foot that is on the ground. E. The center of mass is left behind by the acceleration of the body, so the body must lean forward to compensate.
The maximum rate of an enzyme reaction
A) occurs during dehydration. B) occurs during hydrolysis. C) occurs during synthesis. D) is reversible. E) occurs at the saturation limit.