The amount of mass in a particular volume of water is a. salinity b. density c. pressure d. temperature

How do accessory pigments chlorophyll?

Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.

When a human or animal consumes food, the carbon in that food is most likely to be converted into which of the following elements? a. carbon remains carbon b. nitrogen c. oxygen d. hydrogen