AP Bio Midterm

Question 1

Difference between Polar and Nonpolar Covalent Bonds

Answer 1

Polar covalent bonds: electron is inclined to one atom; Partially postive and partially negative
Nonpolar bonds: equally shared

Question 2

Give an example of a bond that is nonpolar

Answer 2

C-H
Hydrocarbons are nonpolar

Question 3

What makes carbon a good atom to bond with?

Answer 3

Can bond with4 valence electrons allow carbon to make 4 covalent bonds

Question 4

Elements in Carbs

Answer 4

C, H, O

Question 5

Basic Elements in lipids

Answer 5

C, H, O

Question 6

Basic elements in Proteins

Answer 6

C, H, O, N

Question 7

Basic elements in phospholipids

Answer 7

C, H, O, P

Question 8

Examples of monomers

Answer 8

amino acids
monosaccharides
nucleotides

Question 9

Examples of polymers

Answer 9

proteins
disaccharides
DNA and RNA

Question 10

Dehydration Synthesis

Answer 10

Removes a water to make a covalent

Question 11

Hydrolysis

Answer 11

adds a water to remove a covalent bond