Bio6+

Question 1

molecules that have an unequal distribution ofcharges

Answer 1

polar molecule

Question 2

weak interaction involving a hydrogen atom and a fluorine， oxygen， or nitrogen atom

Answer 2

Hydrogen bond

Question 3

Combination of two or more substance in which each substance retain its individual characteristics and properties

Answer 3

Mixture

Question 4

Another name for a homogenous mixture. There is a solvent and a solute. The solute will dissolve completely in the solvent

Answer 4

Solution

Question 5

Substances the release hydrogen ions when dissolved in water

Answer 5

Acid

Question 6

Substance that release hydroxide ions(OH) when dissolved in water

Answer 6

Base

Question 7

The measure of concentration of H + in a solution

Answer 7

PH

Question 8

Mixtures that can react acid or bases to keep the PH within a particular range

Answer 8

Buffer

Question 9

Large molecules that are formed by joining smaller organic molecules together

Answer 9

Macromolecules

Question 10

Molecules made from repeating units of identical or nearly identical compounds called monomers that are linked together by a seriers of covaient bonds

Answer 10

polymer

Question 11

composed of carbon， hydrogen，and oxygen in aratio of one oxygen and two hydrogen atoms for each carbon atom； store energy， and provide structurel support

Answer 11

Carbohydrate

Question 12

Molecules made mosily of carbon and hydrogen that make up the fats, oils and waxes composed of fatty acids glycerol and other components; stores energy, provides steroids

Answer 12

Lipid

Question 13

Compound made of small carbon compounds called amino acids; transports substances, speed reactions, provides support and hormones

Answer 13

Protein

Question 14

Complex macromolecules that store and transmit genetic information; made of smaller repeating submits call nucleotides
; store and communicates genetic info

Answer 14

Nucleic acid