Biochemistry Quiz (Dr. Wael Mortada)
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
{"name":"Biochemistry Quiz (Dr. Wael Mortada)", "url":"https://www.quiz-maker.com/QMCD9LT","txt":"The number of peptide bonds present in a tetrapeptide, Semi-essential amino acids are, The non-polar sulfur containing amino acid","img":"https://cdn.poll-maker.com/47-1567047/untitled.png?sz=1200"}