Chapter 2

Question 1

All of the functions of the cell (plasma) membrane

Answer 1

• Separates intracellular fluid from extracellular fluid
• Regulates entry and exit of ions, nutrients, and waste
• Creates an electrical charge difference
• Attaches receptors for self-recognition and communication

Question 2

Ciliary movement

Answer 2

Fast forward strokes to move fluid

Question 3

Flagellated movement

Answer 3

Propels a sperm forward

Question 4

Ameboid movement

Answer 4

Migration of embryonic cells, macrophages, and fibroblasts

Question 5

Muscle contractions

Answer 5

Actin and Myosin interactions

Question 6

Proteins in RNA

Answer 6

Ribose, Uracil, Cytosine, Guanine, Adenine

Question 7

What makes up the LARGEST percentage of a typical cell membrane?

Answer 7

Proteins

Question 8

Which cellular mechanism occurs to move mucus through the respiratory tract?

Answer 8

Ciliary movement

Question 9

Cholesterol and triglycerides contribute to the ________ portion of protoplasm

Answer 9

Lipid

Question 10

What are purines

Answer 10

Adenine, Guanine

Question 11

What are pyrimidines

Answer 11

Thymine, Cytosine, Uracil

Question 12

Chemotaxis is the stimulus that drives the ________ of macrophages, fibroblasts, and embryonic cells

Answer 12

ameboid movement

Question 13

Mitochondria

Answer 13

Oxidation Phosphorylation

Question 14

Golgi Apparatus

Answer 14

Synthesize carbohydrates for proteglycans

Question 15

Rough ER

Answer 15

Synthesize proteins

Question 16

Smooth ER

Answer 16

Synthesize lipids

Question 17

Lysosomes

Answer 17

Digest the products of Autolysis

Question 18

Actin Filaments

Answer 18

Contribute elastic support and participate in muscle contraction

Question 19

Microtubules

Answer 19

Create centrioles and spindles and transport organelles and vesicles

Question 20

Integral proteins

Answer 20

Create membrane pores and channels

Question 21

Peripheral protein

Answer 21

Control transport through the membrane

Question 22

Glycoprotein

Answer 22

Cellular adhesion, immune reactions, cellular identification

Question 23

Chemical reactions typically occur in the ________ portion of protoplasm

Answer 23

Water

Question 24

In DNA, the purine. Adenine pairs with which pyrimidine

Answer 24

Thymine

Question 25

What movement is used by sperm cells once they undergo capacitation

Answer 25

Flagellated movement

Question 26

In DNA, what forms the helical strands or backbone

Answer 26

Deoxyribose, Sulfuric acid, Ribose

Question 27

How do most cells take in the large nutrients they need

Answer 27

Pinocytosis

Question 28

What makes up the SMALLEST percentage of a typical cell membrane

Answer 28

Carbohydrates

Question 29

Which cellular mechanism involves continually absorbing the membrane at the middle and back end of the cell to deposit at the leading front edge

Answer 29

Ameboid Movement

Question 30

Potassium, magnesium, phosphate and sulfate all contribute to the _____ portion of protoplasm

Answer 30

Electrolyte

Question 31

In RNA, the purine. Adenine pairs with which pyrimidine

Answer 31

Uracil

Question 32

Which cellular mechanism takes in and breaks down larger particles such as opsonized bacteria and dead cells

Answer 32

phagocytosis

Question 33

In RNA, what forms the helical strands or backbone

Answer 33

Ribose, and Deoxyribose

Question 34

Protoplasm is mostly made up of_______

Answer 34

Water

Question 35

The cytoskeleton, cilia, axons, fibrin and enzymes are all made up of the _______ portion of protoplasm

Answer 35

Protein

Question 36

How do most cells release substances into interstitial fluid

Answer 36

exocytosis

Question 37

Proteins in DNA

Answer 37

Deoxyribose, Cytosine, and Thymine