2.3

Question 0

Polymers

Answer 0

When monomers join together to create polymers

Question 1

Monomers

Answer 1

Small units if molecules

Question 2

Carbohydrates

Answer 2

Compounds made up of carbon hydrogen and oxygen

Question 3

Monosaccharides

Answer 3

Single sugar molecules

Question 4

Polysaccharides

Answer 4

When mono. Form together

Question 5

Lipids

Answer 5

Made of carbon and hydrogen, fats

Question 6

Nuclei acids

Answer 6

Macromolecules containing hydrogen oxygen carbon nitrogen and phosphorus

Question 7

Nucleotides

Answer 7

A 5 carbon sugar, phosphate group, and nitrogenous base

Question 8

Ribonucleic acids (RNA)

Answer 8

Contains sugar ribose

Question 9

Deoxyribonucleic acids (DNA)

Answer 9

Contains sugar deoxyribose

Question 10

Cohesion

Answer 10

Attraction between molecules of the same substance

Question 11

Adhesion

Answer 11

Attraction between seperate substances

Question 12

Mixture

Answer 12

Material composed of two or more elements or compounds that are physically mixed together but not chemically combined

Question 13

Solution

Answer 13

Ions gradually become dispersed in the water

Question 14

Solute

Answer 14

Substance that is dissolved

Question 15

Solvent

Answer 15

Substance in which the solute dissolves

Question 16

Suspensions

Answer 16

Mixtures of water and no dissolved material

Question 17

Ph scale

Answer 17

Concentration of h+ ions in solution

1-6 acid 7 neutral 8-14 base

Question 18

Acid

Answer 18

Any compound that forms H+ ions

Question 19

Base

Answer 19

Compound that produces hydroxide ions

Question 20

Buffers

Answer 20

Weak acids for bases that react with strong acids or bases

Question 21

Why are water molecules polar

Answer 21

Uneven distribution between oxygen and hydrogen atoms

Question 22

What kind of ions do acids contain

Answer 22

H+

Question 23

What kind of ions do bases contain

Answer 23

H-

Question 24

What are 4 groups of of organic compounds in living things

Answer 24

Carbohydrates, lipids, nucleus acids, and proteins

Question 25

What do living things use for their source of energy

Answer 25

Carbohydrates

Question 26

What do plants use for structural purposes

Answer 26

Carbohydrates

Question 27

What do you use to store energy

Answer 27

Lipids

Question 28

What do lipids play an important part in

Answer 28

Biological membranes and waterproof coverings

Question 29

What do nucleus acids do

Answer 29

Transmit hereditary or genetic information

Question 30

What do proteins control

Answer 30

Rate of reactions and regulate cell processes

Question 31

What can proteins do

Answer 31

Build muscle or fight of diseases

Question 32

Chemical reactions

Answer 32

Process that changes or transforms one set of chemicals to the other

Question 33

Reactants

Answer 33

Elements or compounds produced by chemical reactions

Question 34

Products

Answer 34

What come out of the chemical reaction

Question 35

Activation energy

Answer 35

Energy needed to start a reaction

Question 36

Catalyst

Answer 36

Substance that speeds up the rate of chemical reactions

Question 37

Enzymes

Answer 37

Proteins that act as a biological catalyst

Question 38

What speeds up reactions in the cell

Answer 38

Enzymes

Question 39

Substrates

Answer 39

Reactants of enzyme catalyzed reactions