Why is sodium acetate added during DNA extraction procedure? A.
to break open the cells
B.
to precipitate DNA
C.
to dissolve lipid membranes
D.
to dissolve DNA
E.
to denature cellular proteins

What is the most appropriate method of gaining weight (muscle mass)

How does human environment effect the biosphere

What is the main reason that attitudes are more often revealed in spoken rather than written language? a. in writing, we try to put the "best face" on what we write. b. we speak far more often than we write. c. in writing, we can more easily conceal our attitudes. d. in spoken language, we are often careless in our use of words.