Which of the following can have a significant effect a regions climate

Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

How does the nervous system affect the excretory system?