5A - Biomolecules Quiz

Which biomolecule provides a quick energy source?

• Lipids

• Proteins

• Carbohydrates

• Nucleic Acids

Lipids serve as an emergency energy source and are a main component of cell membranes. True or False?

• True

• False

Proteins are responsible for the growth, repair, and maintenance of tissues. They also catalyze reactions inside cells as ______.

• Lipids

• Enzymes

• Carbohydrates

• Nucleic Acids

Nucleic Acids store and transmit ______ information.

• Energy

• Genetic

• Structural

• Chemical

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following is a primary function of carbohydrates?

• A) Energy storage

• B) Genetic information storage

• C) Catalyzing reactions

• D) Structural support

Proteins are primarily responsible for ______.

• Storing genetic information

• Catalyzing biochemical reactions

• Energy storage

• Insulation

What is the role of enzymes in chemical reactions?

• They slow down reactions

• They act as biological catalysts

• They are consumed in reactions

• They increase activation energy.

Enzymes are named after their substrates and often end in the suffix ____.

• -ose

• -ase

• -ite

• -ine

Which of the following best describes the function of enzymes?

• A) Enzymes are proteins that speed up chemical reactions.

• B) Enzymes are lipids that store energy.

• C) Enzymes are carbohydrates that provide structure.

• D) Enzymes are nucleic acids that store genetic information.

Enzymes act on specific molecules called ______.

• proteins

• substrates

• lipids

• nucleic acids