Protein and Enzyme Quiz

Question 1

Pepsin

Answer 1

-Breaks proteins into smaller peptides -Helps to digest foods by breaking down proteins -Cells: Created from hydrochloric acid

Question 2

DNA polymerse

Answer 2

-Makes DNA from nucleotides (building blocks of DNA) -Helps with cell recreating and survival -Cells: Prokaryotic Cells, Eukaryotic Cells

Question 3

Hemoglobin

Answer 3

-Transports oxygen in the lungs to all tissues in the body -Without it there would not be oxygen in the cells -Cells: Located in red blood cells

Question 4

Melanin

Answer 4

-Determines Skin, hair, and eye color -Protects against skin damage from the sun -Cells: Involved with tissue cells

Question 5

Miraculin

Answer 5

-Makes sour food taste sweet (ex: lemons taste like oranges, etc) -Increases sweetness and gets rid of sour -Involved in taste bud receptors

Question 6

Actin/Myosin

Answer 6

-work together to contract muscles, allowing muscle movement -Cells involved: Actin and Myosin

Question 7

Immunoglobulin-G

Answer 7

-Found in all body fluids and protects against bacterial and viral infections -Cells involved: Produced by plasma cells

Question 8

Insulin

Answer 8

Controls and regulates blood sugar levels -Cells involved: Pancreas cells beta cells (creates insulin)

Question 9

Collagen

Answer 9

Building blocks of bones, skins, muscles, tendons, ligaments. -Found in blood vessels, corneas, and teeth -Cells involved: Connective tissues

Question 10

Growth Hormone

Answer 10

-Stimulates growth of all tissues of the bones and body -Keeps muscles and bones healthy -Cells: Involved with amino acids

Question 11

Salivary Amylase

Answer 11

Begins digestive process by breaking down starch when you chew food, converting it into maltose -Cells involved: salivary glands

Question 12

Keratin

Answer 12

Structural and protective purposes -Holds skin together as barrier -Cells movement, cell growth, wound healing, cell transport -Cells involved: Epithelial cells o humans (found in hair, nails, and epithelial cells

Question 13

Dystrophin

Answer 13

-Assembly and provision of link between cytoskeleton and extracellular matrix (muscle) (connects inside of cell to outside) -Cells involved: Found in muscle cells

Question 14

Ellastin

Answer 14

-Protein forms connective tissues to allow tissues to resume shape after stretching or contracting. -Cells involved: Tissues

Question 15

Helicase

Answer 15

Bind and remodel nucleic acids -Essential during DNA replication to separate double-stranded DNA into single strands -Cell corrects damage in DNA -CElls involved: DNA strands and RNA molecules

Question 16

Histone:

Answer 16

Packages DNA in the nucleus -Detects damage to DNA -Wraps strands of chromosomes around itself -Cells involved: Found in nucleus of eukaryotic cells

Question 17

ABCD-1

Answer 17

-Protein that transfers fatty acids into peroxisomes. -Cells involved: Eukaryotic cells

Question 18

Catalase:

Answer 18

-Catalyzes the decomposition of hydrogen peroxide to water and oxygen -Protects the cell

Question 19

Ferritin

Answer 19

Ferritin stores iron, which red blood cells use to carry oxygen -Cells involved: Red blood cells

Question 20

Clorotoxin:

Answer 20

Small scorpion peptide that stops migration of glioma cells -Cells involved: Glioma cells

Question 21

CCR5

Answer 21

Protein involved in the immune system as it acts for a receptor for chemokine -recruits other white blood cells and looks over the rest of the immune system -Cells involved: White Blood cells

Question 22

Bromelain

Answer 22

Protein digesting enzyme. -Separates amino acids for digestion

Question 23

Albumin

Answer 23

-Produces a plasma protein in your body, which maintains intravascular colloid osmotic pressure. (stops swelling)