Secondary consumers, those that feed on primary consumers, are
found on what level of an energy
pyramid?
A. Second
B. Third
C. Fourth

this protocol provides a detailed procedure for total protein extraction for western blot analysis from achieved samples following trizol isolation of rna.

as in mitosis, dna replication occurs during interphase.   in meiosis, it occurs specifically in s phase of interphase 1.

trachea, alveoli, lung capillaries, arteries