Deck 3: Biochemistry: the Basic Ingredients of Life

Question 1

The building blocks of proteins are ________.

A)Nucleic acids
B)Amino acids
C)Oleic acids
D)Lewis acids

Answer 1

B

Question 2

The smallest unit that retains the chemical properties of a particular type of matter is a(n) ________.

A)Atom
B)Molecule
C)Element
D)Ion

Answer 2

C

Question 3

The chief type of reaction used during catabolism is ________.

A)Dehydration synthesis
B)Hydrolysis
C)Hydration
D)Hydrogen bonding

Answer 3

B

Question 4

Which of the following has the highest energy?

A)ATP
B)ADP
C)AMP
D)A&P

Question 5

Glucose is used by the cells during a series of chemical reactions called ________:

A)krebs cycle
B)cellular ventilation
C)cellular perfusion
D)cellular respiration Short

Question 6

A dietary source for iodine is ________:

A)celery
B)sea food
C)beef
D)pork

Question 7

In a solution, the ______________ is dissolved in the _________________.

A)molecule, element
B)solute, solvent
C)solvent, solute
D)element, molecule

Question 8

In a person with diabetes, blood may often become acidic.What blood pH might you expect in a person with untreated diabetes?

A)7.4
B)10.5
C)6.0
D)13.2

Question 9

Which of the following is a characteristic of an covalent bond?

A)Electrons are shared
B)Electrons are donated
C)The molecule is always polar
D)Protons are involved in the bond

Question 10

This type of lipid molecule is important in the structure and function of cell membranes ________.

A)Wax
B)Phospholipid
C)Triglyceride
D)Estrogen

Question 11

The molecule paraffin has the formula C₂₀H₄₄.What does that tell you about the molecule?

A)It is a protein
B)It is hydrophobic
C)It is a nucleic acid
D)It is polar

Question 12

The molecule that is stored in the liver to be used for extra energy is ________:

A)glucose
B)glycogen
C)hemoglobin
D)lipids

Question 13

A symptom of fluorine deficiency is ________:

A)acne
B)hair loss
C)dental cavities
D)low blood pressure

Question 14

During this series of reactions, your cells use glucose to make energy ________.

A)Metabolism
B)Enzyme catalyzed
C)Cellular respiration
D)Blood clotting

Question 15

What do anabolic steroids do when taken as medication?

A)Destroy tissue
B)Fight infection
C)Build up tissue
D)Increase fertility

Question 16

This high energy molecule is made and spent by cells during metabolism ________.

A)ATP
B)ADP
C)AMP
D)A&P

Question 17

Atoms or molecules which carry a charge are called ________.

A)Elements
B)Protons
C)Neutrons
D)Ions

Question 18

These molecules speed up the rate of biological reactions ________.

A)Proteins
B)Enzymes
C)Antibodies
D)ATP

Question 19

A lack of the ability of the body to carry oxygen may be due to a deficiency in ________:

A)iron
B)copper
C)zinc
D)gold

Question 20

Glycogen is a polysaccharide made of long chains of glucose.Glucose is a ________.

A)Polysaccharide
B)Disaccharide
C)Monosaccharide
D)Saccharin

Question 21

Ions are hydrophobic.

Question 22

A molecule with the molecular formula CH₂O is a(n) ________________.

Question 23

____________________ are lipid molecules arranged in rings.

Question 24

_____________________ molecules have nitrogen in their backbone.

Question 25

Physiologically important ions are called trace elements.

Question 26

Enzymes can only take particular substrates through particular reactions, because enzymes are ___________________.

Question 27

The nucleus of an atom contains protons and _______________.

Question 28

A molecule that will mix with water is called ___________________.

Question 29

Cellular respiration requires both glucose and ________________.

Question 30

Water has hydrogen bonds, which give it its unique properties.

Question 31

____________________ molecules may be used for energy storage, movement and protection against infection.

Question 32

To digest food your body needs special molecules called ___________ that help break down large molecules.

Question 33

Covalent bonds are polar.

Question 34

The _____________ scale is used to measure the strength of acids and bases.

Question 35

_________________ are the types of molecules involved in cell control and genetics.

Question 36

All the chemical reactions in a cell are collectively referred to as _________________.

Question 37

Lead is a biological molecule.

Question 38

The fluid in your body is mainly _________________.

Question 39

______________ molecules have hydrophilic heads and hydrophobic tails.

Question 40

Two or more elements joined together is a compound or __________________.

Question 41

Explain metabolism.

Question 42

Enzymes can be inhibited.

Question 43

Disaccharides are a type of lipid.

Question 44

Water can store more heat than air.

Question 45

A solution with pH 8 is basic.

Question 46

Many carbohydrates are energy storage molecules.

Question 47

Dehydration synthesis can happen easily at room temperature.

Question 48

During cellular respiration, no ATP is made.

Question 49

Explain the function of enzymes.

Question 50

Proteins have peptide bonds.

Question 51

Explain the structure of an atom.

Question 52

All steroids are unhealthy.

Question 53

Distinguish between the major types of chemical bonds.

Question 54

Chemistry is not important in anatomy and physiology.

Question 55

Explain the molecular differences between carbohydrates, lipids and proteins.