The nucleus is an organelle found in eukaryotic cells. Inside its fully enclosed nuclear membrane, it contains the majority of the cell's genetic material. read more
Nucleolus is found in the nucleus of both plant and animal cells. It is actively involved in the synthesis of ribosomal RNA (rRNA) which is crucial for both plant and animal cells for formation of ribosomes which are involved in synthesis of polypeptides and hence proteins. read more
plant and animal cell: the "brain" or "control center" of the cell, which directs all the cells activities. It is made up of 3 parts; the nuclear envelope/nuclear membrane, the chromatin/chromosomes, and the nucleolus. read more