SOL Review: Unit 2 (Biochemistry)

Front

What regulates most cellular activities?

Back

Enzymes regulate most cellular activities.

Front

What property of water helps organisms maintain body temperature?

Back

Water's ability to evaporate helps organisms maintain body temperature.

Front

What do both lipids and carbohydrates do in animal cells?

Back

Both lipids and carbohydrates store energy in animal cells.

Front

What happens to enzymes under high heat or pH changes?

Back

Enzymes lose their shape and ability to function under high heat or pH changes.

Front

Which substance has a pH of about 3?

Back

Apples have a pH of about 3.

Front

Define enzymes.

Back

Enzymes are biological catalysts that speed up chemical reactions in cells.

Front

What is the role of carbohydrates in living organisms?

Back

Carbohydrates provide energy and structural support in living organisms.

Front

What are lipids and their function?

Back

Lipids are fats that store energy and provide insulation.

Front

Explain the significance of water's high specific heat.

Back

Water's high specific heat allows it to absorb and release heat without drastic temperature changes, stabilizing environments.

Front

What is the pH scale?

Back

The pH scale measures the acidity or alkalinity of a solution, ranging from 0 (acidic) to 14 (basic).