Chapter 2

Question 1

2 examples of a disaccharide

Answer 1

Table sugar and lactose

Question 2

1 example of polysaccharide

Answer 2

Glycogen

Question 3

1 example of a monosaccharide

Answer 3

Glucose

Question 4

3 types of lipids

Answer 4

Triglycerides, phospholipids, and cholesterol

Question 5

Triglycerides

Answer 5

Glycerol unit joined to three fatty acids

Question 6

Phospholipids

Answer 6

Phosphorus containing head (attracts water) and 2 fatty acid tails (repel water)

Question 7

Cholesterol

Answer 7

Steroid lipid

Combines with phospholipids in the cell membrane to help stabilize its bolster structure

Question 8

What basic units are proteins composed of?

Answer 8

Amino acids

Question 9

What kind of bonds are amino acids held together with?

Answer 9

Peptide bonds

Question 10

Structural proteins

Answer 10

Shaped in ways that allow proteins to form essential structures in the body

Question 11

Collage

Answer 11

Protein with fiber shape that holds most of the bodies tissues together

Question 12

Enzymes

Answer 12

Chemical catalysts

Question 13

Basic building blocks of nucleic acid

Answer 13

Nucleotides

Question 14

DNA nucleotide units

Answer 14

adenine, thymine, guanine, and cytosine

Question 15

RNA nucleotide bases

Answer 15

Cytosine, guanine, adenine, uracil

Question 16

Structure that explains how nucleotides are arranged in DNA

Answer 16

Double helix

Question 17

Modified nucleotide that plays an important role in energy transfer

Answer 17

ATP

Question 18

Major types of carbohydrates

Answer 18

Carbohydrate
Lipid
Protein
Nucleus acid