Cp Bio 2 - Unit 1 Rebate (Spring 2014)
.bmp "Cp Bio 2 - Unit 1 Rebate (Spring 2014) - Quiz")
- 1.In biological systems, proteins are said to be denatured when...
- A.
The protein is folded and layered.
- B.
The protein changes shape and becomes non-functional.
- C.
The protein changes into an enzyme.
- D.
The protein is artificial.
- 2.Which of the following can denature a protein? Check all that apply. (more than one answer)
- A.
Change the pH
- B.
Expose the protein to sunlight
- C.
Increase the salt concentration
- D.
Add water to the protein
- E.
Expose the protein to extreme heat
- 3.The functional group -NH2 is called the ____.
- A.
Amino group
- B.
Acid group
- C.
Hydroxide group
- D.
Fatty acid
- 4.How many amino acids are found in humans?
- A.
12
- B.
16
- C.
20
- D.
24
- 5.When a fat molecule is called "saturated", what is it saturated with?
- A.
Oxygen atoms
- B.
Double bonds
- C.
Calories
- D.
Hydrogen atoms
- 6.Which of the following describes DNA?
- A.
It contains uracil.
- B.
It contains the sugar ribose.
- C.
It controls the production of proteins.
- D.
It is made of amino acids.
- 7.Which of the following is NOT true of water?
- A.
It resists change in temperature.
- B.
It is considered the "universal solvent".
- C.
It can diffuse through lipids easily.
- D.
It has unique properties due to its polarity.
- 8.Most plants use lipids for long-term storage of energy.
- A.
True
- B.
False
- 9.Most plants use carbohydrate to build cell walls.
- A.
True
- B.
False
- 10.There are literally hundreds of thousands of different organic molecules. Which statement best explains how this is possible?
- A.
Elements can make an unlimited number of chemical bonds.
- B.
Carbon is unique in that it can make four chemical bonds.
- C.
Carbon can make twenty bonds to other carbon atoms.
- D.
Organic molecules are acidic.
- 11.The specific chemical that an enzyme will act on is called a(n) ...
- A.
Substrate.
- B.
Protein.
- C.
Amino acid.
- D.
Catalyst.
- 12.Which phrase best describes the effect of a catalyst on a chemical reaction?
- A.
Decreases the rate of reaction
- B.
Increases the temperature
- C.
Decreases the activation energy
- D.
Increases the volume of the reactants
- 13.What type of polymer is an enzyme?
- A.
Protein
- B.
Carbohydrate
- C.
Lipid
- D.
Nucleic Acid
- 14.
In the diagram there is a list of 20 molecules. These molecules are used to build ___.- A.
Carbohydrates
- B.
Proteins
- C.
Lipids
- D.
Nucleic acids
- 15.
The molecules pictured to the right is a simple sugar with a 6-sided ring. What is the molecule?
- A.
Glucose
- B.
Sucrose
- C.
Fructose
- D.
Protein
- 16.
What part is labeled C?
- A.
Phosphate
- B.
Ribose Sugar
- C.
Nitrogen Base
- D.
Nucleotide
- 17.
This is a diagram of a monomer that is used to build ___.
- A.
Carbohydrates
- B.
Proteins
- C.
Nucleic Acids
- D.
Lipids
- 18.Which of the following is not one of the top elements in the body?
- A.
Carbon
- B.
Hydrogen
- C.
Nitrogen
- D.
Calcium
- 19.Which of the following is a "4%" element in the body?
- A.
Carbon
- B.
Calcium
- C.
Iron
- D.
Hydrogen
- 20.The name of an enzyme typically ...
- A.
Contains the name of the substrate on which it acts and ends in the suffix -ase.
- B.
Contains the name of the substrate on which it acts and ends in the suffix -ose.
- C.
Contains the name of the final product and ends in the suffix -ose.
- D.
Contains the name of the final product and ends in the suffix -ase.
Related Topics
Featured Quizzes
Back to top