The importance of leptin is indicated by the fact that:
a. Injecting leptin into ob/ob mice reduced their weight.
b. Injecting leptin into db/db mice increased their weight.
c. Injecting leptin into ob/ob mice increased their weight.
d. Injecting leptin into db/db mice decreased their weight.
A
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Which is TRUE about alcohol use and suicide?
A) Most people who attempt suicide drink alcohol just before the act. B) About one-fourth of people who commit suicide are legally drunk. C) Alcohol impairs judgment and lowers inhibitions. D) All the answers are correct.
Research comparing Playboy playmates, Miss America pageant winners, and fashion models over the past 80 years found that their BMI _____________
a. increase significantly b. decreased significantly c. stayed the same d. decreased a little in the 1960s, then increased in the 1990s