Chapter 2: Biochemistry Review

A(n) ______ is the smallest basic unit of matter.

• Atom

• Molecule

• Compound

• Enzyme

Tags

NGSS.MS-PS1-1

Molecules that contain carbon are called ______ molecules.

• Organic

• Inorganic

• Metallic

• Ionic

Tags

NGSS.MS-PS1-1

A subatomic particle with a neutral charge is called a(n) __________.

• Positron

• Electron

• Proton

• Neutron

A positively charged subatomic particle is called a(n) __________.

• Neutron

• Electron

• Proton

• Neutrino

A negatively charged subatomic particle is called a(n) ___________.

• Neutron

• Quark

• Electron

• Proton

Carbon can combine with many different elements but frequently combines with oxygen, hydrogen, and nitrogen to form organic molecules. Which statement best explains why carbon is able to form a large number of different molecules?

• carbon forms only ionic bonds

• carbon can form only ring structures

• carbon forms small, simple structures

• carbon can form four covalent bonds

Which property of water tells us that it takes a lot of energy to change the temperature of water?

• High specific heat capacity

• Capillary action

• Surface tension

• Adhesion

Tags

NGSS.MS-PS1-4

Which elements are found in carbohydrates in a 1:2:1 ratio?

• Carbon, Hydrogen, Oxygen

• Carbon, Hydrogen, Nitrogen

• Carbon, Oxygen, Phosphorous

• Hydrogen, Oxygen, Nitrogen

Which category do "Hemoglobin, Insulin, Enzymes" belong to?

• Nucleic Acids

• Lipids

• Proteins

• Carbohydrates

Tags

NGSS.HS-LS1-1

What is the monomer of nucleic acids?

• Monosaccharides

• Nucleotides

• Amino Acids

• Fatty Acids