Which of the following is most likely to be responsible if, when your blood sugar level rose, the level went back down?
A) the use of the sugar for energy by your cells
B) a homeostatic mechanism based on negative feedback
C) type 2 diabetes
D) a homeostatic mechanism based on positive feedback
B
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Loss of what part(s) of the chromosome can lead to ring formation?
A) Telomeres B) Centromere C) Nucleosomes D) DNA
Why do different mutations accumulate in two species once they diverge?
A. They can no longer mate and swap the mutation. B. The molecular clock runs at different speeds in different species. C. The mutations make the species different. D. convergent evolution E. Natural selection favors mutations in one species over another.
Sometimes the gene for blue eye color is in the same gamete as the gene for curly hair, but they are in different gametes just as often. Why?
A. crossing-over B. independent assortment C. fertilization D. segregation
If alcohol is taken on a full stomach, the rate at which the BAC increases is (slower/higher) than when alcohol is taken on an empty stomach.
What will be an ideal response?