Biochemistry Quiz
Preview:
What is the main function of carbohydrates?
A. Biological membrane components
B. Energy storage
C. Cell structures
D. Enzyme catalysts
Which factors can cause denaturation of proteins?
A. Freezing or sugar concentration
B. Temperature or pH
C. Pressure or salinity
D. Humidity or altitude
What type of sugar is found in DNA nucleotides?
A. deoxyribose
B. glucose
C. fructose
D. ribose
When an atom has more or less neutrons than normal, it is known as a/an
A. ion
B. isotope
C. compound
D. molecule
Which of the following is an example of a compound?
A. O2
B. H2
C. NaCl
D. N2
When two or more _____ bond together, a ______ is formed.
A. monomers, polymer
B. polymers, monomers
C. amino acids, nucleic acid
D. monosaccharides, protein
Oxidation is:
A. Gain of electrons
B. Gain of hydrogen
C. Loss of oxygen
D. Loss of electron
Why is water considered the “universal solvent”
A. It can dissolve anything without a charge
B. It can dissolve a few things
C. It can dissolve anything with a charge
D. It can dissolve anything non-polar
What is the atomic number of an element determined by?
A. The number of neutrons
B. The number of protons
C. The number of electrons
D. The sum of protons and neutrons
In a sugar-water solution, Sugar is the _____ and water is the _____
A. Solute, solvent
B. Solvent, solute
C. Solution, solute
D. Solvent, solution
The building blocks of Proteins are:
A. Amino Acids
B. Fatty Acids and Glycerol
C. Monosaccharides
D. Nucleotides
An isotope of carbon has 6 protons and 8 neutrons. What is its mass number?
A. 6
B. 8
C. 12
D. 14
The building blocks of Carbohydrates are:
A. Amino Acids
B. Fatty Acids and Glycerol
C. Monosaccharides
D. Nucleotides
Non-Metals tend to take or gain electrons, giving them an overall ____ charge.
A. positive (+)
B. neutral (0)
C. negative (-)
DNA Replication occurs during a part of the Cell Cycle known as the ___ Phase
A. G
B. S
C. R
D. M