Biochemistry Flashcards
All of the following are carbohydrates except?
- starch
- glycogen
- chitin
- cholesterol
Cholesterol
The structure contains which functional group
acetone (CH3-C=O-CH3)
- aldehyde
- ketone
- amino
- carboxyl
Ketone
Which of the following can have a quaternary structure?
- fatty acid
- protein
- polysaccharide
- DNA
Protein
Fatty acids that are unsaturated have?
- an amino group
- a double bond
- an excess of protons
- a carboxyl group
An amino group
Draw a monosaccharide, a disaccharide, a lipid and a polymer.
Draw and check against google.
Which of the following can have a quaternary structure?
- A fatty acid
- Protein
- Polysaccharide
- DNA
Protein
An organic compound is one that:
Contains carbon
Which of the following elements is the LEAST abundant in living organisms?
- oxygen
- nitrogen
- phosphorous
- sodium
Sodium
What are used in PET scans?
Isotopes
Carbon can form ___ separate bonds with other elements
4
The cohesion of water is caused by?
Hydrogen bonds
Without the presence of enzymes, the reactions necessary to sustain life would require ___________________ in order to occur:
- larger cells
- higher temperatures
- larger proteins
- smaller atoms
Higher temperatures
Which of the following could be used to increase the reaction rate beyond the plateau (all enzymes are occupied)?
Increase the temperature
The active site is?
The part of the enzyme where the substrate binds
When a piece of liver is dropped into hydrogen peroxide, the peroxide bubbles vigorously as a result of what reaction?
peroxide being broken into water and oxygen