Biochemistry Quiz (Dr. Wael Mortada)
Biochemistry Quiz Challenge
Test your knowledge of biochemistry with our engaging quiz designed for students, educators, and enthusiasts alike! Dive into topics ranging from amino acids to protein structures and challenge yourself.
This quiz includes:
- 20 multiple-choice questions
- Instant feedback on your answers
- Score tracking to measure your progress
The number of peptide bonds present in a tetrapeptide
1
2
3
4
Semi-essential amino acids are
Arginine and histidine
Tryptophan and tyrosine
Alanine and glycine
Cysteine and methionine
The non-polar sulfur containing amino acid
Cysteine
Methionine
Both a and b
None of the above
The starting amino acid
Alanine
Methionine
Tyrosine
Glycine
Which of the following amino acid is a polar?
Proline
Methionine
Tyrosine
Phenyl alanine
The non-chiral amino acid
Glycine
Alanine
Methionine
Tyrosine
This structure represent
Serine
Threonine
Glycine
Alanine
The following structure represents tyrosine at
PH = pI
PH ˂ pI
PH ˃ pI
The type of bond in glycogen at branching point is
α-1,4
α-1,6
Both α-1,4 and α-1,6
β-1,4
The following polysaccharide is composed of β-1,4 glycosidic bonds
Cellulose
Starch
Glycogen
Inulin
The nitrogenous base present in lecithin
Choline
Ethanolamine
Serine
Inositol
The number of double bonds present in stearic acid
1
2
3
None of the above
Unsaturated fatty acid with 18 C with one double bond
Oleic
Stearic
Palmitic
Lauric
α-D-Glucose and β-D-glucose are related by
Epimers
Anomers
Enantiomers
Pyranose-furanose isomers
Hemoglobin of an adult person is a tetramer consisting of two identical α- and two identical β-polypeptide chains. What is this kind of the protein structure called?
Primary
Secondary
Teriary
Quaternary
Name the most abundant lipid components of the cell membrane:
Triglycerides
Phospholipids
Cholesterol
Glycolipids
The molecular formula of sucrose is
C6H12O6
C12H24O12
C12H22O11
The structural polysaccharide in plants
Starch
Glycogen
Cellulose
Chitin
How many isomers for Fructose
2
8
16
32
Denaturation of proteins involve breaking of peptide bonds
True
False
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