Exam 1 BIOS 1404 Questions and Answers 100% Solved
Why do glucose and fructose have different properties (i.e. taste) even though they are both
6-carbon sugars? Correct Ans-The location of the carbonyl groups affects how these
compounds might react or bind to other compounds.
What is the importance of the location of a function group Correct Ans-The placement of
the functional group affects is reactivity.
What is important about the oxygen of a carbonyl group? Correct Ans-The oxygen is
electronegative.
An acid Correct Ans-Increases the hydrogen ion concentration and lowers the pH
Which of the following functional groups would NOT allow a hydrocarbon backbone to
dissolve i water
A.
Methyl
B.
, Exam 1 BIOS 1404 Questions and Answers 100% Solved
Phosphate
C.
hydroxyl
D.
carboxyl
E.
amino Correct Ans-a methyl
In a molecule of water, two hydrogen atoms are bound to a single oxygen atom by
A.
hydrogen bonds
B.
polar covalent bonds
C.
hydrophobic bonds
D.
, Exam 1 BIOS 1404 Questions and Answers 100% Solved
hydrophilic bonds
E.
nonpolar covalent bonds Correct Ans-b polar covalent bonds
The cohesive property of water is due to
A.
Ionic bonds
B.
Hydrogen bonds
C.
Covalent bonds
D.
Electrostatic interactions
E.
James Bonds Correct Ans-b hydrogen bonds
Why do glucose and fructose have different properties (i.e. taste) even though they are both
6-carbon sugars? Correct Ans-The location of the carbonyl groups affects how these
compounds might react or bind to other compounds.
What is the importance of the location of a function group Correct Ans-The placement of
the functional group affects is reactivity.
What is important about the oxygen of a carbonyl group? Correct Ans-The oxygen is
electronegative.
An acid Correct Ans-Increases the hydrogen ion concentration and lowers the pH
Which of the following functional groups would NOT allow a hydrocarbon backbone to
dissolve i water
A.
Methyl
B.
, Exam 1 BIOS 1404 Questions and Answers 100% Solved
Phosphate
C.
hydroxyl
D.
carboxyl
E.
amino Correct Ans-a methyl
In a molecule of water, two hydrogen atoms are bound to a single oxygen atom by
A.
hydrogen bonds
B.
polar covalent bonds
C.
hydrophobic bonds
D.
, Exam 1 BIOS 1404 Questions and Answers 100% Solved
hydrophilic bonds
E.
nonpolar covalent bonds Correct Ans-b polar covalent bonds
The cohesive property of water is due to
A.
Ionic bonds
B.
Hydrogen bonds
C.
Covalent bonds
D.
Electrostatic interactions
E.
James Bonds Correct Ans-b hydrogen bonds
