The polar end of the phospholipid plasma membrane is a)hydrophilic b)hydrophobic

the answer is c) abandoned properties that are contaminated with hazardous materials.

i'd say that the moon rock is about 2.2 billion years old.

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.