In roots, what increases the surface are through which water and minerals can diffuse

How do antiviral drugs work? in your own words.

9. wind power creates pollution. water air soil noise

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