MICROANATOMY

Detailed explanation-1: -rough endoplasmic reticulum « assembly line: Workers gather in regions of the factory where assembly takes place. Similarly, ribosomes are positioned on rough endoplasmic reticulum where the proteins are assembled.

Detailed explanation-2: -Ribosome are like a factory, because ribosomes make proteins like factories make different products. The cell membrane is like a security guard, because the cell membrane controls what goes in and out of a cell like a security guard controls who goes in and out of the gate.

Detailed explanation-3: -The real work of the cell occurs in the cytoplasm, the cell’s “factory floor.” The term “cytoplasm” refers to everything between the cell membrane and the nuclear membrane.