Biochemistry - Carbon & Water Molecules

Water is a _________ molecule.

• nonpolar

• polar

Tags

NGSS.HS-ESS2-5

What makes water important to life?

Check all that apply.

• The polarity of water makes it good at dissolving things.

• Water can move nutrients around.

• Water dehydrates our body.

Tags

NGSS.HS-ESS2-5

This is the attraction of water molecules for each other.

• cohesion

• adhesion

• hydrogen bonding

Of all the elements, ________ is the most significant to life.

• carbon

• hydrogen

• nitrogen

Tags

NGSS.HS-LS1-6

NGSS.HS-LS2-5

These are molecules that contain carbon covalently bonded to other elements.

• inorganic compounds

• organic compounds

Below are the organic compounds.

Check all that apply.

• carbohydrates

• lipids

• protein

• water

• nucleotides

Tags

NGSS.HS-LS1-1

Which letter represents the negative end?

• C
• D

In the picture, which represents a fatty acid?

• F
• G
• H
• J

Tags

NGSS.HS-PS1-2

Which of these statements describes how monomers combine and create macromolecules?

• Amino acids combine to make proteins.
• Glucose molecules combine to make nucleic acids.
• Nucleic acids combine to make starch.
• Proteins combine to make glucose.

Tags

NGSS.HS-LS1-6

What is the pH level of an acid?

• 7.1-14
• 14-21
• 0-6.9
• 7