What is the barrier that protects the cell and regulates what substances enter and leave the cell? It is mainly composed of lipids and proteins.

control, read, and direct the cell using DNA instructions

System of membranes, which fold and process proteins. The surface is covered in ribosomes.

System of membranes, which synthesise and process lipids.

Which organelle receives proteins and lipids from the endoplasmic reticulum, packages them (eg. in vesicles), and distributes them?

What is the name of the small, round organelles that contain digestive (hydrolytic) enzymes that digest invading cells, break down worn out components of the cell and aid in removal of wastes from the cell?

What are the small organelles that function as factories that make proteins (protein synthesis)? They can be attached to the endoplasmic reticulum or they may float free in the cytoplasm.

A gel-like substance, predominantly made of cytosol, where most cellular activities occur...

Found in both plant and animal cells, but is much larger in plant cells. It holds materials and wastes. It also keeps the proper (osmotic) pressure in the plant cells, and supports the growing plant...

Name the circled organelle

Name the circled organelle

What am I?