Chapter 2 Quiz

Question 1

a bond in which electrons are shared unequally

Answer 1

polar covalent bond

Question 2

a bond in which electrons are completely lost or gained by the atoms involved

Answer 2

ionic bond

Question 3

a bond in which electrons are equally shared

Answer 3

nonpolar covalent bond

Question 4

a type of weak bond important in trying different parts of the same molecule together into a 3D structure

Answer 4

Hydrogen bond

Question 5

A phospholipid is usually

Answer 5

partially polar and partially nonpolar

Question 6

glycogen is a storage for of

Answer 6

glucose

Question 7

electrically charged particle due to loss of an electron

Answer 7

cation

Question 8

neutral subatomic particle

Answer 8

neutron

Question 9

electrically charged particle due to gain of an electron

Answer 9

anion

Question 10

smallest particle of a compound that still retains its properties

Answer 10

molecule

Question 11

triglycerides do not

Answer 11

form important plasma membranes

Question 12

the sequence of amino acids in a protein molecule is referred to as the

Answer 12

primary structure

Question 13

the four elements that make up about 96% of body matter are

Answer 13

carbon hydrogen

oxygen nitrogen

Question 14

a buffer

Answer 14

contains both a weak acid and a weak base

resists changes in pH