Gen Bio

Question 1

How many different amino acids are there in the protein fround in the human body?

Answer 1

twenty

Question 2

The sugar in RNA is _____, the sugar in DNA is _____.

Answer 2

ribose, deoxyribose

Question 3

Potatoes have a large amount of _____.

Answer 3

Starch

Question 4

Maltose, a disaccharide is composed of two simple sugar bonded together by what kind of bond?

Answer 4

Glycosidic bond

Question 5

Proteins are made up of chains of what?

Answer 5

Amino Acids

Question 6

Glucose molecule linked to a glucose molecule will produce a disaccharide _____.

Answer 6

Maltose

Question 7

During photosynthesis, plants capture sunlight energy to make glucose. Then they are able to store that glucose energy as what macromolecule?

Answer 7

Starch

Question 8

The monomers used to synthesize proteins are called _____.

Answer 8

amino acids

Question 9

The storage form of carbohydrates in animals is _____ and in plants it is _____.

Answer 9

glycogen; starch

Question 10

These polysaccharides are the major substance in the exoskeleton of arthropods and mollusks.

Answer 10

Chitin

Question 11

Which of the ff is not a macromolecule?
a. nucleotide
b. DNA
c. lipid
d. starch

Answer 11

nucleotide

Question 12

A disaccharide is formed when two monosaccharides are joind together by _____.

Answer 12

a dehydration reaction

Question 13

Neutral fats, oils, and waxes are ______.

Answer 13

Lipids

Question 14

Gives rigidity to cell membrane

Answer 14

cholesterol

Question 15

_____ is when secondary structure of a protein is folded and twisted into a rounded, three dimensional shape.

Answer 15

tertiary structure

Question 16

The two important isomers of glucose are _____ and ______.

Answer 16

fructose and galactose

Question 17

Carbohydrates includes substances such as fats and oils. T or F.

Answer 17

False

Question 18

The relationship between an enzyme and a reactant molecule can best be described as _____.

Answer 18

a temporary association

Question 19

Enzymes are composed of what organic molecule?

Answer 19

proteins

Question 20

The active site of an enzyme differs from an antibody-antigen binding site in that the enzyme active site is _____.

Answer 20

catalyzes a chemical reaction

Question 21

Which enzyme would be used to break down the lactose in milk?

Answer 21

lactase

Question 22

long molecules consisting of many similar building blocks

Answer 22

polymers

Question 23

small building-block molecules

Answer 23

monomers

Question 24

Occurs when two monomers bond together through the loss of a water molecule

Answer 24

Condensation Reaction/Dehydration Synthesis

Question 25

Uses water to breakdown polymers into monomers and is the opposite of dehydration synthesis

Answer 25

Hydrolysis

Question 26

a nucleoside contains

Answer 26

nitrogenous base and pentose sugar

Question 27

contains an aldehyde group consisting of carbon, hydrogen, and oxygen (turns pink)

Answer 27

Aldoses

Question 28

Contains a ketone group consisting of carbon and oxygen (turns red)

Answer 28

Ketoses

Question 29

Lard is a...

Answer 29

saturated triglyceride

Question 30

The region on the enzyme where the substrate bonds

Answer 30

Active site

Question 31

The reactant that an enzyme acts on

Answer 31

Enzyme's substrate

Question 32

The cell's energy shuttle

Answer 32

ATP

Question 33

3 parts of an ATP molecule

Answer 33

adenine, ribose, 3 phosphate groups