Biol211Ch4

What are the 6 major elements in life?

• C, H, O, N, K, S
• C, H, O, N, P, K
• C, H, O, N, P, S
• C, H, O, P, K, S

Organic chemistry is the study of ___ containing ___.

• Compounds; carbon
• Compounds; oxygen
• Elements; oxygen
• Elements; carbon

Tags

NGSS.HS-LS1-6

NGSS.HS-LS2-5

What are molecules that contain only carbon and hydrogen called?

• Saturated fatty acids
• Hydrogenated
• Hydrocarbons
• Carbohydrates

How many bonds can a carbon atom make?

• 1
• 2
• 3
• 4

What is the correct term to describe molecules that have the same molecular formula but different structures?

• Ions
• Isotopes
• Isomers
• Isobars

Isomers that are mirror images of each other (like your left and right hands) are called:

• Structural isomers
• Cis-trans isomers
• Enantiomers

What type of chemical bond joins a functional group to the carbon skeleton of a large molecule?

• Covalent bond
• Hydrogen bond
• Ionic bond
• Disulfide bond

Which functional group behaves as an acid in organic molecules?

• Amino
• Carboxyl
• Methyl
• Sulfhydryl

Which functional group behaves as a base in organic molecules?

• Amino
• Carboxyl
• Carbonyl
• Sulfhydryl
• Hydroxyl

What type of bond would be present in a completely flat section of a biological molecule?

• Single bond
• Double bond
• Triple bond
• Double or triple bond
• Single or double bond