Asmall body in space usually composed of rock or metal

Which of the four major uses is predicted to change the least by 2020?

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

Which type of respiration takes place when there is no oxygen present