Which of the following organelles contains the genetic information
which is passed down from one
generation into the next?
A. The nucleus
B. The nucleolus
C. The chromosomes
D. The nuclear membrane

I’m pretty sure the answer is a.) the nucleus.

I’m not exactly sure what your trying to ask, but if it’s how an organelle is similar to a body system or a part a nucleus is like a in function. but i don’t fully understand what you’re trying to ask