What is the function in humans of the protein produced from that gene?

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

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this