There are many different organelles in an eukaryotic cell. These organelles are the cell membrane, chromosomes and chromatin, nuclear envelope, nucleus, nucleolus, ribosomes, lysosomes, mitochondria, golgi apparatus, centrioles, vacuole, peroxisomes, rough and smooth endoplasmic reticulum, and chloroplasts. Cells can be connected many ways. Two of these ways are with tight junctions and gap junctions.