Biochemistry and Water

What property of water makes it the 'universal solvent'?

• it is a polar molecule
• it is an ionic compound
• it contains hydrogen bonds
• it steals electrons from other atoms

Tags

NGSS.HS-PS1-2

The type of polysaccharide which serves as a strengthening tissue in the cell wall of plants is 

• cellulose
• glucose
• lactose
• fructose

Carbohydrates are made of... 

• C H O
• C H O N
• C H O N P
• C H O N S

Tags

NGSS.HS-LS1-6

Glucose is a _____.

• carbohydrate
• lipid
• protein 
• nucleic acid

Tags

NGSS.MS-PS1-1

Proteins are composed of what smaller building blocks?

• amino acids
• nucleic acids
• fatty acids
• nucleotides

Tags

NGSS.HS-LS1-6

Which group of organic molecules serve as long-term energy storage and make the cell membrane is?

• proteins
• carbohydrates
• lipids
• nucleic acids

Which of the following is LEAST likely to dissolve in water?

• nonpolar fats and oils
• polar sugar molecules
• salt made of a positive sodium ion and a negative chloride ion
• all of the substances will dissolve easily in water

Tags

NGSS.HS-ESS2-5

Also known as simple sugars, these are the monomers of carbohydrates.

• lipids
• nucleotide
• monosaccharide
• monomer

Tags

NGSS.MS-PS1-1

Attractions between water molecules are called

• Covalent bonds
• Ionic bonds
• Polar bonds
• Hydrogen bonds

Tags

NGSS.HS-ESS2-5

Based on the graph, what temperature does this enzyme work best? 

• 15 C
• 40 C
• 30 C

Tags

NGSS.HS-PS1-5