Prepare for NEET Biology Biomolecules (Protein) with MCQs & PYQs on NEET.GUIDE. Access free practice, previous year questions, and expert help to analyze protein structure, levels of organization, and functional diversity.
Select the wrong statement.
The building blocks of lipids are amino acids
Majority of enzymes contain a non-protein part called the prosthetic group
The thylakoids are arranged one above the other like a stack of coins forming a granum
Crossing over occurs at pachytene stage of meiosis-I
Which of the following is not a conjugated protein?
Peptone
Phosphoprotein
Lipoprotein
Chromoprotein
The tertiary structure of the proteins containing amino acid cysteine is achieved through
Hydrogen bonds
Disulphide bonds
Van der Waalโs force
Ionic bonds
Proteins are heteropolymers which are madeup of โฆโฆ type of monomers of amino acids
10
4
20
3
The globular proteins undergo structural changes, in response to extremes of pH or temperature, the process called
Renaturation
Denaturation
Combination
Both (a) and (b)
Which form of keratin is present in human hair?
Parallel ฮฒ-sheet
ฮฑ-helix
Antiparallel ฮฒ-sheet
None of these
Basic structure of proteins was given by
Linus Pauling and Robert Corey
Emil Fischer
Frederick Sanger
James Watson and Francis Crick