Regarding the set point, fat cells, and obesity, which of the following statements is FALSE?

a. There is currently no known way to lower your set point for fat since the number of fat cells remains unchanged throughout adult life.
b. Your set point is the weight you maintain when you are making no effort to gain or lose weight.
c. When your body goes below its set point, you will feel hungry most of the time.
d. When leptin is released into the bloodstream, it tells your brain that you need to eat more.

D