Biology Review for S1 Finals

Front

What is the primary function of ribosomes in a cell?

Back

Protein synthesis.

Front

What role does chlorophyll play in photosynthesis?

Back

Chlorophyll absorbs light energy and converts it into chemical energy.

Front

Why does an animal cell surrounded by fresh water likely burst?

Back

Water moves into the cell via osmosis and the cell swells/bursts.

Front

What does a pedigree chart represent?

Back

A pedigree chart shows the inheritance of traits from parents to offspring.

Front

What is a prokaryotic cell?

Back

A prokaryotic cell is a simple cell without a nucleus, such as bacteria.

Front

Define osmosis.

Back

Osmosis is the movement of water across a semipermeable membrane from an area of low solute concentration to an area of high solute concentration.

Front

What is the function of mitochondria in a cell?

Back

Mitochondria are the powerhouses of the cell, generating ATP through cellular respiration.

Front

What is the difference between DNA and RNA?

Back

DNA is double-stranded and contains the genetic blueprint, while RNA is single-stranded and helps in protein synthesis.

Front

What is the role of enzymes in biological reactions?

Back

Enzymes act as catalysts to speed up chemical reactions in the body.

Front

What is the significance of the cell membrane?

Back

The cell membrane controls the movement of substances in and out of the cell.