biochem 2

25 termsStudBud Administration

Test your knowledge on basic chemistry concepts including elements, compounds, bonds, and organic compounds.

Flashcards25 cardsFPractice quizPHost liveL

Questions 25

Answers

1
What is the function of enzymes?
Store information
Create energy
Slow down reactions
Speed up reactions
2
What is a hydration sphere?
Solid particle
Gas bubble
Salt crystal
Water cluster
3
What is the most common hydrogen isotope?
4^H
1^H
2^H
3^H
4
What is the balance of electrolytes essential for?
DNA replication
Protein synthesis
Energy production
Cell function
5
What is an example of a functional group?
Oxygen
Carbon
Hydrogen
Amine
6
What do hydrogen bonds connect?
Ions
Protons
Nucleotides
Electrons
7
Which is an example of an anion?
Calcium
Sodium
Chloride
Potassium
8
What do major anions include?
Chloride
Hydrogen
Calcium
Sodium
9
What is a mixture?
Chemical bond
Single element
Compound only
Physical combination
10
What is a compound?
Physical mixture
Gas only
Chemical bond
Single element
11
What does DNA stand for?
Dioxyribonucleic acid
Deoxyribonucleic acid
Deoxyribose acid
Dioxyribose acid
12
True or false: Ions are neutral atoms.
False
True
13
What do ionic bonds form between?
Neutral atoms
Same charges
Hydrogen atoms
Opposite charges
14
What is metabolism dependent on?
Nutrients
Oxygen
Hormones
Enzymes
15
What do isomers have in common?
Different elements
Same structure
Different charges
Same formula
16
What do functional groups do?
Create energy
Decrease reactivity
Change properties
Increase mass
17
What is the role of hydrogen bonds in DNA?
Create mass
Store energy
Conduct electricity
Bond strands
18
What is the state of an atom when neutral?
Electro-neutral
Reactive
Ionic
Charged
19
Which is a major cation?
Phosphate
Sodium
Chloride
Bicarbonate
20
What do isotopes differ in?
Electrons
Neutrons
Mass number
Protons
21
What is the role of electrolytes?
Store energy
Create heat
Conduct electricity
Build proteins
22
Which element is inert?
Hydrogen
Carbon
Helium
Oxygen
23
What is the role of water's high heat capacity?
Energy storage
Gas formation
Effective coolant
Solidification
24
What is an organic compound?
Contains salts
Contains metals
Contains water
Contains carbon
25
What is a polymer of nucleotides?
DNA
RNA
Protein
Carbohydrate

biochem 2 Flashcards | StudBud

biochem 2

25 termsStudBud Administration

Test your knowledge on basic chemistry concepts including elements, compounds, bonds, and organic compounds.

Flashcards25 cardsFPractice quizPHost liveL

Questions 25

Answers

1
What is the function of enzymes?
Store information
Create energy
Slow down reactions
Speed up reactions
2
What is a hydration sphere?
Solid particle
Gas bubble
Salt crystal
Water cluster
3
What is the most common hydrogen isotope?
4^H
1^H
2^H
3^H
4
What is the balance of electrolytes essential for?
DNA replication
Protein synthesis
Energy production
Cell function
5
What is an example of a functional group?
Oxygen
Carbon
Hydrogen
Amine
6
What do hydrogen bonds connect?
Ions
Protons
Nucleotides
Electrons
7
Which is an example of an anion?
Calcium
Sodium
Chloride
Potassium
8
What do major anions include?
Chloride
Hydrogen
Calcium
Sodium
9
What is a mixture?
Chemical bond
Single element
Compound only
Physical combination
10
What is a compound?
Physical mixture
Gas only
Chemical bond
Single element
11
What does DNA stand for?
Dioxyribonucleic acid
Deoxyribonucleic acid
Deoxyribose acid
Dioxyribose acid
12
True or false: Ions are neutral atoms.
False
True
13
What do ionic bonds form between?
Neutral atoms
Same charges
Hydrogen atoms
Opposite charges
14
What is metabolism dependent on?
Nutrients
Oxygen
Hormones
Enzymes
15
What do isomers have in common?
Different elements
Same structure
Different charges
Same formula
16
What do functional groups do?
Create energy
Decrease reactivity
Change properties
Increase mass
17
What is the role of hydrogen bonds in DNA?
Create mass
Store energy
Conduct electricity
Bond strands
18
What is the state of an atom when neutral?
Electro-neutral
Reactive
Ionic
Charged
19
Which is a major cation?
Phosphate
Sodium
Chloride
Bicarbonate
20
What do isotopes differ in?
Electrons
Neutrons
Mass number
Protons
21
What is the role of electrolytes?
Store energy
Create heat
Conduct electricity
Build proteins
22
Which element is inert?
Hydrogen
Carbon
Helium
Oxygen
23
What is the role of water's high heat capacity?
Energy storage
Gas formation
Effective coolant
Solidification
24
What is an organic compound?
Contains salts
Contains metals
Contains water
Contains carbon
25
What is a polymer of nucleotides?
DNA
RNA
Protein
Carbohydrate