Biol 4087 Exam 3 2026 Exam
Questions and Correct Answers |
New Update
an organic compound consisting of only carbon, hydrogen, and oxygen - 🧠
ANSWER ✔✔carbohydrate
What is a synonym of carbohydrates? - 🧠 ANSWER ✔✔saccharide
,Why is formaldehyde and glycoaldehyde not considered a carbohydrate,
even though it is only made of C, H, O? - 🧠 ANSWER ✔✔Today,
biochemistry excludes compounds with only one or two carbons
What is the general formula for carbohydrates? - 🧠 ANSWER ✔✔(CH2O)n,
where n is three or more
Describe the general structure of a monosaccharide. - 🧠 ANSWER ✔✔an
aldehyde or ketone with many hydroxyl groups added, usually one on each
carbon atoms that is not part of the aldehyde or ketone functional group
What are the functions of carbohydrates? - 🧠 ANSWER ✔✔1.) energy store
2.) structural components
3.) components of coenzymes (ATP, FAD, NAD)
4.) backbone of genetic molecules RNA and DNA
What is the most common source of energy in living things? - 🧠 ANSWER
✔✔carbohydrates
,Saccharides and their derivatives ingrid rocks many other importnat
biomolecules that play key roles in _____. - 🧠 ANSWER ✔✔immune
system
fertilization
pathogenesis
blood clotting
development
What are the most abundant biological molecules? - 🧠 ANSWER
✔✔carbohydrates
The basic unit of carbohydrates is called a ____ - 🧠 ANSWER
✔✔monosaccharide
a monosaccharide with 3 carbons - 🧠 ANSWER ✔✔triose
a monosaccharide with 4 carbons - 🧠 ANSWER ✔✔tetrose
a monosaccharide with 5 carbons - 🧠 ANSWER ✔✔pentose
a monosaccharide with 6 carbons - 🧠 ANSWER ✔✔hexose
a monosaccharide with 7 carbons - 🧠 ANSWER ✔✔heptose
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STATEMENT. ALL RIGHTS RESERVED
3
, If the carboyl group is an aldehyde, the sugar is called an ____ - 🧠
ANSWER ✔✔aldose
What is the simplest way to represent the structure of carbohydrates? - 🧠
ANSWER ✔✔Fischer projections
What is the structure of D-glyceraldehyde? - 🧠 ANSWER ✔✔
How many chiral carbons does glyceraldehyde have? - 🧠 ANSWER ✔✔one
How are you able to determine if a monosaccharide is D or L? - 🧠
ANSWER ✔✔The D or L designation is made using the chiral carbon
furthest from the carbonyl group.
If the OH group is on the right, it is a D-monosaccharide
If the OH group is on the left, it is an L-monosaccharide
What does D-glucose look like? - 🧠 ANSWER ✔✔
What is another name for D-glucose? - 🧠 ANSWER ✔✔dextrose
Questions and Correct Answers |
New Update
an organic compound consisting of only carbon, hydrogen, and oxygen - 🧠
ANSWER ✔✔carbohydrate
What is a synonym of carbohydrates? - 🧠 ANSWER ✔✔saccharide
,Why is formaldehyde and glycoaldehyde not considered a carbohydrate,
even though it is only made of C, H, O? - 🧠 ANSWER ✔✔Today,
biochemistry excludes compounds with only one or two carbons
What is the general formula for carbohydrates? - 🧠 ANSWER ✔✔(CH2O)n,
where n is three or more
Describe the general structure of a monosaccharide. - 🧠 ANSWER ✔✔an
aldehyde or ketone with many hydroxyl groups added, usually one on each
carbon atoms that is not part of the aldehyde or ketone functional group
What are the functions of carbohydrates? - 🧠 ANSWER ✔✔1.) energy store
2.) structural components
3.) components of coenzymes (ATP, FAD, NAD)
4.) backbone of genetic molecules RNA and DNA
What is the most common source of energy in living things? - 🧠 ANSWER
✔✔carbohydrates
,Saccharides and their derivatives ingrid rocks many other importnat
biomolecules that play key roles in _____. - 🧠 ANSWER ✔✔immune
system
fertilization
pathogenesis
blood clotting
development
What are the most abundant biological molecules? - 🧠 ANSWER
✔✔carbohydrates
The basic unit of carbohydrates is called a ____ - 🧠 ANSWER
✔✔monosaccharide
a monosaccharide with 3 carbons - 🧠 ANSWER ✔✔triose
a monosaccharide with 4 carbons - 🧠 ANSWER ✔✔tetrose
a monosaccharide with 5 carbons - 🧠 ANSWER ✔✔pentose
a monosaccharide with 6 carbons - 🧠 ANSWER ✔✔hexose
a monosaccharide with 7 carbons - 🧠 ANSWER ✔✔heptose
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2026. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
, If the carboyl group is an aldehyde, the sugar is called an ____ - 🧠
ANSWER ✔✔aldose
What is the simplest way to represent the structure of carbohydrates? - 🧠
ANSWER ✔✔Fischer projections
What is the structure of D-glyceraldehyde? - 🧠 ANSWER ✔✔
How many chiral carbons does glyceraldehyde have? - 🧠 ANSWER ✔✔one
How are you able to determine if a monosaccharide is D or L? - 🧠
ANSWER ✔✔The D or L designation is made using the chiral carbon
furthest from the carbonyl group.
If the OH group is on the right, it is a D-monosaccharide
If the OH group is on the left, it is an L-monosaccharide
What does D-glucose look like? - 🧠 ANSWER ✔✔
What is another name for D-glucose? - 🧠 ANSWER ✔✔dextrose
