Macromolecules Unit Test UPDATED Actual Exam Questions and CORRECT Answers
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Course
Macromolecules
Institution
Macromolecules
Macromolecules Unit Test UPDATED
Actual Exam Questions and CORRECT
Answers
how many classes of molecules are there and what are they called? What are the two things
they are often called? - CORRECT ANSWER- 4- Carbohydrates) Proteins) Lipids)
Nucleic Acids) Macromolecules and polymers
Poly...
Macromolecules Unit Test UPDATED
Actual Exam Questions and CORRECT
Answers
how many classes of molecules are there and what are they called? What are the two things
they are often called? - CORRECT ANSWER- ✔✔4- Carbohydrates) Proteins) Lipids)
Nucleic Acids) Macromolecules and polymers
Polymer def - CORRECT ANSWER- ✔✔long chain made up of repeating subunits, or
building blocks called monomers.
What is a monomer? - CORRECT ANSWER- ✔✔Repeating subunits, or building blocks
Process that links monomers together to form polymers... - CORRECT ANSWER-
✔✔Dehydration reaction
Dehydration reaction - CORRECT ANSWER- ✔✔loss of water
how Polymers break apart - CORRECT ANSWER- ✔✔hydrolysis
Hydrolysis - CORRECT ANSWER- ✔✔addition of water
what are hydrolysis and dehydration synthesis - CORRECT ANSWER- ✔✔opposite
How are biological reactions mediated and what does it speed up? - CORRECT ANSWER-
✔✔Enzymes) rate of chem reactions in cells
The number of water molecules removed when a monomer is added? - CORRECT
ANSWER- ✔✔1
, What do Carbohydrates range from? - CORRECT ANSWER- ✔✔small sugar molecules
(monosaccharides) to large polysaccharides
Monomer of carbohydrates - CORRECT ANSWER- ✔✔monosaccharides(energy)
Polymer of carbohydrates - CORRECT ANSWER- ✔✔polysaccharides
3 important monosaccharides - CORRECT ANSWER- ✔✔glucose, fructose, galactose
What is glucose? - CORRECT ANSWER- ✔✔only sugar our brain cells can use, & starch
what is fructose? - CORRECT ANSWER- ✔✔sugar in fruits
what is galactose? - CORRECT ANSWER- ✔✔part of the sugar lactose(a disaccharide in
milk)
how many carbon atoms do all monosaccharides have? - CORRECT ANSWER- ✔✔6
what is the chemical formula of monosaccharides and what are they all called? - CORRECT
ANSWER- ✔✔C6H12O6. HEXOSE sugars (structural isomeres)
what are monosaccharides? - CORRECT ANSWER- ✔✔main fuels for cellular work & used
as raw materials to manufacture other organic molecules (energy)
formula for monosaccharides - CORRECT ANSWER- ✔✔
what can two monosaccharides form? - CORRECT ANSWER- ✔✔a disaccharide
(dehydration reaction)
What are the 3 disaccharides? and what are they made of - CORRECT ANSWER-
✔✔sucrose (glucose+fructose), maltose(glucose+glucose), lactose(glucose+galactose)
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