THS Biology Fall Exam Review 2024

Front

What is the function of nucleic acids?

Back

Store and transmit genetic information.

Front

What process removes carbon dioxide from the atmosphere and produces oxygen and glucose?

Back

Photosynthesis.

Front

Which mechanism for maintaining homeostasis requires energy?

Back

Active transport.

Front

What do the projections on the surface of a virus allow it to do?

Back

Attach to a host cell.

Front

What is the only characteristic shared by living cells and viruses?

Back

The presence of nucleic acid.

Front

Define nucleic acids.

Back

Biomolecules that store and transmit genetic information, including DNA and RNA.

Front

What is photosynthesis?

Back

The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Front

What is active transport?

Back

The movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy.

Front

What is the role of chloroplasts in plant cells?

Back

Chloroplasts are organelles that conduct photosynthesis, converting light energy into chemical energy.

Front

What is the difference between diffusion and osmosis?

Back

Diffusion is the movement of molecules from an area of higher concentration to an area of lower concentration, while osmosis specifically refers to the movement of water across a semipermeable membrane.