A researcher observes that mice from the mutant strain experience lowblood sugar. Which of the following best describes the feedback mechanism inthe pathway (Figure 1) causing the low blood sugar in the mutant strain?
A).The positive feedback of insulin production
B).The negative feedback of inactive osteocalcin production
C).The positive feedback of the Esp protein
D).The negative feedback of insulin-secreting pancreatic cell proliferation
Answers: 1
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