Macromolecules & Enzymes Quiz
Preview:
What macromolecule has only carbon, hydrogen, and oxygen, nitrogen, and phosphorous (CHONP)?
A. lipid
B. carbohydrate
C. protein
D. nucleic acid
Hemoglobin is a protein found in red blood cells that transports oxygen. If it is mutated then it is not as efficient in carrying oxygen. Why?
A. Mutated hemoglobin can still oxygen
B. Hemoglobin is a simple molecule
C. Structural changes of hemoglobin affects its ability to carry oxygen because the shape of protein impact its function
D. Normal hemoglobin must be larger than mutated hemoglobin
What does not affect enzyme?
A. pH
B. temperature
C. amount of substrate
D. how much enzyme is being used
What macromolecule is in oil and butter?
A. carbohydrate
B. lipid
C. protein
D. nucleic acid
What property of a protein affects its function?
A. How it folds (the shape)
B. How much energy it produces
C. What kind of protein it is
D. How much energy it absorbs
Correctly match the monomer and polymer.
A. nucleotide to nucleic acid
B. amino acid to lipid
C. monosaccharide to lipid
D. fatty acid to protein
If you did not have an immediate source of energy, which macromolecule would your body use?
A. lipid
B. nucleic acid
C. protein
D. carbohydrate
What is happening in the last step?
A. The substrates are forming a bond
B. The substrate is binding to the enzyme
C. The active site is reforming
D. The catalyzed reaction is releasing the product
Which macromolecule is your main source of energy (quick, short-term)?
A. carbohydrate
B. lipid
C. protein
D. nucleic
What macromolecule builds bone and muscle, speeds up chemical reactions, fights diseases, and transports material?
A. carbohydrate
B. lipid
C. protein
D. nucleic acid
Correctly match the monomer and polymer.
A. nucleotide to lipid
B. amino acid to carbohydrate
C. monosaccharide to polysaccharide
D. fatty acid to protein
What type of macromolecule is this?
A. carbohydrate
B. lipid
C. nucleic acid
D. protein
What macromolecule is in pasta?
A. carbohydrate
B. lipid
C. protein
D. nucleic acid
What macromolecule is in chicken, beans, eggs, and fish?
A. carbohydrate
B. lipid
C. protein
D. nucleic acid
What is the optimal pH of enzyme A?
A. 8
B. 2
C. 5.7-10
D. 10
Why are enzymes important?
A. Help keep pH stable
B. Help increase rate of reaction
C. Allow the cell to use energy to make food
D. Provide cells with energy for life functions
If the enzyme is functioning at 55 degrees and a pH of 8, but its optimal temperature is 60-80 C and pH is 3. What conditions will increase rate of enzyme?
A. Decreasing the temperature to 22 and pH is kept the same
B. Temperature is kept the same and pH is decreased to 6
C. Temperature is increased to 90 and pH is kept the same
D. Temperature is increased to 70 and pH is decreased to 4
Correctly match the monomer and polymer.
A. nucleotide to lipid
B. amino acid to carbohydrate
C. monosaccharide to protein
D. fatty acid to lipid
What macromolecule has only carbon, hydrogen, and oxygen (CHO)?
A. lipid
B. carbohydrate
C. protein
D. lipid and carbohydrate
How do enzymes speed up chemical reactions?
A. provide energy for the reaction
B. absorb energy
C. lower the activation energy
D. increase the number of available reactant molecules
What macromolecule has long-term energy, insulation, and is part of the cell membrane?
A. carbohydrate
B. lipid
C. nucleic acid
D. protein
Correctly match the monomer and polymer.
A. nucleotide to lipid
B. amino acid to protein
C. monosaccharide to lipid
D. fatty acid to protein
What macromolecule has only carbon, hydrogen, and oxygen, and nitrogen (CHON)?
A. lipid
B. carbohydrate
C. protein
D. nucleic acid
Based on the graph, what temperature does this enzyme work best?
A. 15 C
B. 40 C
C. 30 C
D. 47 C
Disclaimer:
Medical Quiz should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational and educational purposes only.