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Macromolecules Unit Test UPDATED Actual Exam Questions and CORRECT Answers
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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...

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  • September 19, 2024
  • 8
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • macromolecules unit test
  • macromolecules unit
  • macromolecules

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  • Macromolecules
  • Macromolecules

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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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