Enantiomers include a D-isomer and a(n) ________-isomer?
What will be an ideal response?
Answer: L
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The Nernst equation predicts
A) the membrane potential resulting from permeability to a single ion. B) intracellular ion concentrations. C) the membrane potential resulting from all permeable ions. D) the threshold membrane potential. E) extracellular ion concentrations
The effect of acetylcholine can be stimulating or inhibiting. Which of the following gives the best explanation for why this is so?
A) Acetylcholine has many different forms. B) Acetylcholine has a "dose effect". Larger doses are stimulating while small doses inhibit. C) Postsynaptic cells have a dynamic and changing metabolism and respond differently at different times. D) Different post synaptic cells will have different receptors.
Two individuals are the same age, sex, and ethnic background. While being tested for their BMR, Bill consumes 20 liters of oxygen/hour and Randy consumes 16 liters of oxygen/hour. Which of the two needs to consume the most calories in order to maintain proper health and constant weight?
A) Bill B) Randy
The semicircular canals provide information about ___.
A. roll at constant velocities B. linear acceleration C. gravitational vertical D. angular acceleration