The body becomes physically dependent upon the drug nicotine.

True
False

As you sit in the library with your friend studying for your weekly quiz on the integumentary system, you come upon an article about the hazards of prolonged exposure to the sun's rays. your curious nature leads you to research the subject further. you're fascinated to learn that minimal exposure to the sun allows you skin to manufacture vitamin d, which is important to maintain homeostasis. you also read that although sunscreen can protect you from the ultraviolet (uv) rays of the sun, some medications can actually increase a person's sensitivity to the sunlight.

Which day care policy would you be interested in knowing if your work let you out late sometimes? a. pick up policy b. sick policy c. vacation policy d. punishment policy

Which of the following is true of vegans?