What gets rid of cell waste by breaking down larger molecules into smaller ones

Lysosomes

Explanation:

is also called as suicidal bag of the cell as it is involved in digestion of worn out or damaged cell or large molecules into smaller one by secreting digestive enzymes. The smaller molecules is excreted out of the cell though cell membrane.

this protocol provides a detailed procedure for co-immunoprecipitation (co-ip) to identify protein–protein interactions.