College Biology Unit 1

Organic chemistry is the science based on the study of

• functional groups

• vital forces interacting with matter

• carbon compounds

• inorganic compounds

How many electron pairs does carbon share in order to complete its valence shell?

• 1

• 2

• 4

• 8

A carbon atom is most likely to form what kind of bond(s) with other atoms

• ionic

• hydrogen

• covalent

• Ionic and Hydrogen only

Tags

NGSS.HS-PS1-2

Two molecules with the same chemical formula, but different structure are called what?

• isotopes

• isomers

• radioactive isotopes

• radioactive isomers

The structural level least affected by disruption in hydrogen bonding is the

• primary

• secondary

• tertiary

• quaternary

Nucleotides are to ___ as ___ are to proteins

• nucleic acids; amino acids

• amino acids, polypeptides

• glycosidic linkages, polypeptide linkages

• genes, enzymes

Tags

NGSS.HS-LS1-1

What carbohydrate would you find as part of a molecule of RNA?

• galactose

• deoxyribose

• ribose

• glucose

How is polymer formed from multiple monomers?

• growth of chain of carbon atoms

• removal of an -OH group and H atom

• addition of an -OH group and H atom

• through H bonding

The sequence of amino acids in a protein structure is

• primary level

• secondary level

• tertiary level

• quaternary level

The hydrogen bonding that occurs in protein structure mostly occurs in

• primary level

• secondary level

• tertiary level

• quaternary level