Chemistry of life test

Activation energy is decreased by a

• product

• catalyst

• substrate

• reactant

Tags

NGSS.HS-PS1-4

Sugars and starches belong to which group?

• phospholipids

• proteins

• unsaturated fatty acids

• carbohydrates

RNA and DNA are types of

• nucleic acids

• proteins

• carbohydrates

• lipids

The attraction among water molecules of different substances is called

• surface tension

• adhesion

• cohesion

• specific heat

Fats, oils, and cholesterol are all types of

• lipids

• cell membranes

• hormones

• fatty acids

Proteins are composed of

• fatty acids

• moosaccharides

• nucleic acids

• amino acids

Tags

NGSS.HS-LS1-6

What is the function of nucleic acids?

• Stores energy
• Stores genetic information
• Movement
• Physical structure

Tags

NGSS.HS-LS1-1

A molecule with a partial positive charge on one side and a partial negative charge on the other side is called

• polar

• non-polar

• ion

• charged molecule

Which is NOT a large biomolecule?

• ice

• proteins

• lipids

• nucleic acids

Which property of water causes water to form beads?

• high specific heat
• cohesion
• adhesion
• polarity