Chemistry of Life

A monomer of nucleic acid is

• ribose
• a nucleotide
• a phosphate acid
• DNA

Enzymes

• speed up chemical reactions
• lower the activation energy
• are made of protein
• all of the above

Tags

NGSS.HS-PS1-5

Amino acids make up  what polymer?

• carbohydrate
• protein
• nucleic acid
• lipids

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

A substrate binds to the _________ of an enzyme.

• reactant
• protein receptor
• active site
• lipid

The energy needed to get a reaction started is called the

• reaction energy
• activation energy
• action energy
• red bull energy

The monomer that makes up the polysaccharide glycogen is 

• Glucose
• Goocose
• cellulose
• starch

Which bond is the strongest?

• Ionic
• hydrogen
• covalent

What do we call the attraction between molecules of different substances, such as water with a glass cylinder?

• cohesion
• adhesion
• covalent bonding
• friendship

What accounts for water's special properties?

• its ability to form multiple hydrogen bonds
• its ability to form multiple covalent bonds
• its ability to easily break covalent bonds
• it is just cool like that

Which particles are found in an atom's nucleus?

• protons, neutrons and electrons
• protons and neutrons
• protons and electrons
• electrons and neutrons