Who studied the role of rna in protein synthesis, specifically in the bacteria e. coli.

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

How many copies of genes do gametes have?

49 ! how are energy cycles and growth cycles related?