Which of the following allows natural selection and evolution to occur?
A
differences in the characteristics of individual trees
(B using other plant parts instead of roots to absorb water
Cincreasing the height of the water table
D
having an identical genetic make-up

this protocol provides a detailed procedure for agarose-based ip to purify and enrich the protein of interest.

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

: -)

b a mature ovary of a plant.