What part of a cell is responsible for breaking down organic molecules? what part of a cell digests foreign substances or worn parts?

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the:

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?

In what cells is the human genome located?