This diagram is of a bony fish. What parts of the fish are labeled a, b, and c?

a. gills
b. kidney

c. liver

a. brain
b. stomach

c. heart

a. brain
b. heart

c. swim bladder

a. spinal cord
b. gills

c. stomach

it has one origin of replication, but it proceeds in two directions - d)

the rocks are classified by the geological process they are formed by. the three main groups of rocks are igneous, metamorphic, and sedimentary. minerals are not they are classified under the chemical classes they are in. these groups include silicates, sulfates and carbonates.

it's d - life cycles - apex

the atomic number of magnesium is 12. its nucleus must contain 12 protons and no electrons. the atomic number of an atom is determined by the number of protons.

magnesium is an electrolyte injection commonly used to treat low magnesium levels in your blood. it is also used to prevent or control seizures in women with preeclampsia or eclampsia.