A&p Lecture Test 1

Front 1

A dead body decomposes becauses the ___ law of thermodynamics. The living body keeps entropy ___ by inputing energy.

Back 1

second; low

Front 2

The ___ has positive charge and is found in the ___; whereas the ___ has negative charge and is found in the ___

Back 2

proton, atomic nucleus, electron, energy level

Front 3

Potassium: atomic number = 19 and atomic weight = 39.098. The sequence of the z score, number of protons and mass number is

Back 3

19, 19, 39

Front 4

Aluminum ion is z = 13, mass = 27 and oxidation state of 3+. The number of protons, neutrons and electrons, in sequence, for Aluminum are

Back 4

13,14,10

Front 5

Oxygen has three isotopes (O-16, O-17 and O-18). Their numbers of neutrons, in sequence

Back 5

8,9,10

Front 6

Oxidation states: Ca+2; Cl-1. The molecular formula for calcium chloride is

Back 6

CaCl2

Front 7

The structural formula for magnesium fluoride is

Back 7

F-Mg-F

Front 8

The chemical reaction HNO3 + KOH ----> KNO3 + H2O is what kind of reaction?

Back 8

double replacement

Front 9

Nitric acid is an extremely strong acid. So, its concentration of hydrogen ions when dissolved could be close to ___ for a pH of ___

Back 9

1 x 10-1; 1

Front 10

The names of the nucleic acids derive from the presence of this one

Back 10

pentose

Front 11

These are purine bases

Back 11

adenine and guanine

Front 12

It is found in RNA, but not in DNA

Back 12

uracil

Front 13

In DNA, a purine base in a strand binds to a ___ in the other DNA strand

Back 13

pyrimidine

Front 14

The double helix is found in

Back 14

Dna

Front 15

The binding of nucleotides to templates is promoted by this one

Back 15

DNA polymerase

Front 16

The direction of the synthesis of the DNA strands is as follow

Back 16

5' to 3'

Front 17

In the production of DNA strands, Adenine pairs with ___ by ___ hydrogen bonds

Back 17

thymine, 2

Front 18

One of the following is a correct nucleotide of a ribonucleic acid

Back 18

phosphate-ribose-uracil

Front 19

The replication of DNA is semiconservative because each resulting DNA has

Back 19

1 strand old, one strand new

Front 20

The two strands of DNA are antiparallel, that is, one is __ and the other is __

Back 20

5' to 3'; 3' to 5'

Front 21

A DNA strand has ___ in the 3'-end and ___ in the 5'-end

Back 21

-OH; -PO4

Front 22

The color of your eyes ultimately resides in your ___ molecules

Back 22

dna

Front 23

These molecules unwind and separate the two DNA strands

Back 23

single-strand binding protein & DNA helicase

Front 24

The Okazaki fragments of the ___ strand are joined together by the ___

Back 24

lagging; DNA ligase

Front 25

They have different mass numbers

Back 25

isotopes

Front 26

Energy can't be created nor can't it be destroyed; it can only be transformed

Back 26

First Law of Thermodynamics

Front 27

The number that is displayed on the upper left of the handwritten chemical symbol is the

Back 27

mass number

Front 28

Galactose is specifically a(an)

Back 28

hexose

Front 29

Isomerase is a(an)

Back 29

enzyme

Front 30

The most energetic molecule

Back 30

ATP

Front 31

It holds your heart

Back 31

pericardiac cavity

Front 32

If a neutral atom gains electrons, it becomes a(an)

Back 32

anion

Front 33

It's a molecule

Back 33

water

Front 34

An enzyme is a complex molecule made of several polypeptides with a ___ structure

Back 34

quaternary

Front 35

A neutral fat is made of ___

Back 35

1 glycerol and 3 fatty acids

Front 36

It divides your body into two unequal sides

Back 36

parasaggital plane

Front 37

Sucrose is specifically a(an)

Back 37

disaccharide

Front 38

Stored in your liver

Back 38

glycogen

Front 39

Loss of electrons

Back 39

oxidation