Which of the following statements regarding the pineal gland or its hormone is NOT true?
a. The pineal gland is found in the cerebrum of the brain.
b. The pineal gland secretes melatonin.
c. Melatonin regulates the body's circadian rhythm.
d. The body's circadian rhythm is its 24-hour clock.
Question 2
The prefix that means normal or good is ___________________ _.
Fill in the blank(s) with correct word