MCB Exam #2 questions with answers
What are the parts of a triglycerol - ANSWERS Glycerol + 3 fatty acids
Why are fatty acids called "acids" - ANSWERS Because one end has a carboxyl group
What links the glycerol to the fatty acids - ANSWERS An ester linkage
What is a saturated fatty acid - ...
What are the parts of a triglycerol - ANSWERS Glycerol + 3 fatty acids
Why are fatty acids called "acids" - ANSWERS Because one end has a carboxyl group
What links the glycerol to the fatty acids - ANSWERS An ester linkage
What is a saturated fatty acid - ANSWERS Consists of all single bonds between carbons
What is an unsaturated fatty acid - ANSWERS Has at least one multiple bond between carbons
What does monounsaturated mean - ANSWERS Only one double bond
What does polyunsaturated mean - ANSWERS More than one double bond
Which type of lipid is liquid at room temperature - ANSWERS Unsaturated fats (oils)
Which type of lipid is solid at room temperature - ANSWERS Saturated fats
What is the process called that turns multiple bonds into single bonds (unsaturated --->
saturated fatty acid) - ANSWERS hydrogenation
Are lipids polar or nonpolar - ANSWERS Nonpolar
, Functions of lipids - ANSWERS Long term energy storage (2x energy by weight of carbs),
cushioning for organs, and insulation
Do lipids perform a structural function - ANSWERS No
Three parts of an amino acid - ANSWERS Amine group, R-group, and carboxyl group (all
connected to central carbon)
What is special about the amino acid methionine - ANSWERS Is the first amino acid in the
primary structure for every polypeptide/protein
How many amino acids are there - ANSWERS 20
How many amino acids do humans "need" - ANSWERS 9
Which is the polymer/monomer for proteins - ANSWERS Monomer: amino acids
Polymer: protein
What differentiates the different amino acids - ANSWERS Their R-group
Three different kinds of R-groups - ANSWERS 1. Polar uncharged
2. Charged
3. Nonpolar (includes aromatics)
Which R-groups are hydrophilic - ANSWERS Polar uncharged and charged
Which R-groups are hydrophobic - ANSWERS Just the nonpolar ones
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller osorebrilliant. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.49. You're not tied to anything after your purchase.
