AP BIOLOGY SEMESTER EXAM REVIEW

Front

What organelle is responsible for photosynthesis in plant cells?

Back

Chloroplast

Front

What term describes the structure of the cell membrane as a system of many small parts that move together?

Back

Fluid mosaic

Front

What process allows food to be moved into the cell?

Back

Endocytosis

Front

Which organelle is responsible for synthesizing proteins, including the CFTR protein associated with cystic fibrosis?

Back

Rough ER

Front

What is the molecular formula for hydrogen sulfide, formed by sulfur and hydrogen?

Back

H₂S

Front

What is the primary function of mitochondria in eukaryotic cells?

Back

To produce ATP through cellular respiration.

Front

What is the role of the Golgi apparatus in the cell?

Back

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

Front

Define osmosis in the context of cellular biology.

Back

The movement of water molecules across a selectively permeable membrane from an area of lower solute concentration to an area of higher solute concentration.

Front

What is the significance of the rough endoplasmic reticulum (Rough ER) in protein synthesis?

Back

It is studded with ribosomes, which are the sites of protein synthesis.

Front

What is the difference between endocytosis and exocytosis?

Back

Endocytosis is the process of taking substances into the cell, while exocytosis is the process of expelling substances from the cell.