Which of the following is true about bases?
a. they tend to decrease the ph of a solution.
b. they have a sharp or sour taste.
c. they release hydroxide ions in solution.
d. they to build up cells.

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic

Warmer ocean surface water would most likely be found near

You are studying a protein that you call protein x. there is an aspartic acid at a key position in protein x which is important in the folding and stabilization of that protein. if this aspartic acid is changed to a different amino acid, which type of amino acid substitutions is most likely to allow the protein to fold normally?