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Biochemistry Quiz (Dr. Wael Mortada)

An engaging and colorful illustration depicting various amino acids, proteins, and biochemistry concepts, with a background of lab equipment and molecular structures.

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

20 Questions5 MinutesCreated by DiscoverMolecule42

The number of peptide bonds present in a tetrapeptide

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

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

Denaturation of proteins involve breaking of peptide bonds

True

False

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