At weekends the in the supermarket are laden with a variety

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

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

What is the cause hearing loss in human being