What kind of termini is produced by the restriction endonuclease PvuI, which restriction site has is 5'-CGAT↓C-3'? (The downward arrow represents the site of cleavage in each strand.) A. reverse ends
B. 5' overhang
C. 3' overhang
D. blunt ends
E. polylinker termini

straight or amphibians are homeothermic to thermal

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.