Germ cell's I believe. These are cells that includes half your genome in order to reproduce.
Answer:
organelles such as nuclei, mitochondria or chloroplast
B.)
Weathered rock
I hope this helped
Bacteria, archaea, plants, protists, animals, and fungi, can use cellular respiration.
And the main ones that use celluar respiration are autotrophs and heterotrophs.
Hope I helped you out (: