(Question)
Q: The average length of a woman's menstrual cycle is what? Choices: - 19 days - 16 days - 5 days - 28 days A:
(Answer)
28 days

(Question)
Q: The epidermis of the leaf consists of a single layer of which cells? Choices: - endothermic cells - insular cells - chloroplasm - dermal cells A:
(Answer)
dermal cells

(Question)
Q: Give an example of a ball-and-socket joint, which has the greatest range of motion, allowing movement in several directions. Choices: - pulley - lever - monkey wrench - shoulder A:
(Answer)
shoulder