In addition to the nucleus, eukaryotic cells may contain several other types of organelles, which may include mitochondria, chloroplasts, the endoplasmic reticulum, the Golgi apparatus ...

Because they are confined within cells, organelles were not believed to play a direct role in building organs during ...

This process takes place in the nucleus and occurs in a series of stages. The two strands of the DNA helix are unzipped by breaking of the weak Hydrogen bonds between base pairs. This unwinding of ...

cell organelles include mitochondria, ribosomes and chloroplasts in plants. Cytoplasm, ribosomes present; there are no mitochondria or chloroplasts. Genetic material DNA in a nucleus, plasmids are ...