Question

is dna found within a cells nucleus.
a. mitochondrial dna
b. primary dna
c. cytoplasmic dna
d. nuclear dna

Explanation:

DNA can be found in different parts of the cell. Mitochondrial DNA is in mitochondria, cytoplasmic DNA is in the cytoplasm. Nuclear DNA is specifically located in the cell's nucleus. There is no such thing as "Primary DNA" in standard cell - biology terms.

Answer:

D. Nuclear DNA