MDG #4 (Cell)

Front

What are microtubules?

Back

Hollow cylinders that are the thickest of the cytoskeleton structures, commonly made of polymers of tubulin.

Front

Which organelle is abundant in cells that produce lipids?

Back

Smooth endoplasmic reticulum.

Front

What is a key difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack membrane-bound organelles, while eukaryotic cells contain them.

Front

What is the function of tight junctions?

Back

To place a seal around cells to prevent leakage.

Front

Which organelle is found in animal cells but not in plant cells?

Back

Lysosomes.

Front

What are intermediate filaments?

Back

Cytoskeletal components that provide structural support and stability to cells.

Front

What is the role of the rough endoplasmic reticulum?

Back

To synthesize and process proteins that are either secreted or incorporated into membranes.

Front

What is the function of the Golgi apparatus?

Back

To modify, sort, and package proteins and lipids for secretion or delivery to other organelles.

Front

What is the primary function of mitochondria?

Back

To produce ATP through cellular respiration, serving as the powerhouse of the cell.

Front

What are desmosomes?

Back

Cell structures that anchor adjacent cells together, providing mechanical strength.