A. Primary structure
B. Secondary structure
C. Tertiary structure
D. Quaternary structure
Related Mcqs:
- Total number of amino acids in a hemoglobin molecule are__________?
A. 554
B. 564
C. 574
D. 584 - In Urea cycle __________ ammonia molecules combine with 1 CO2 molecule to form 1 molecule of urea.
A. 1
B. 2
C. 3
D. 4 - Which structural organization is most common in globular proteins____________?
A. Primary
B. Secondary
C. Tertiary
D. Quaternary - __________ is essential for the formation of hemoglobin.
A. Calcium
B. Iron
C. Water
D. Carbohydrates - Which of the following substance is most favorable to form structural component of biological membranes___________?
A. Hydrophilic Carbohydrates
B. Hydrophobic fats.
C. Both a and b
D. None of these - Glycolipids and glycoproteins have structural role in the ______________ matrix of animal and bacterial cell?
A. Extracellular
B. Intracellular
C. Both of these
D. Glucose - The basic structural unit of a chromosome is____________?
A. The centromere
B. Nuceleosome
C. Telomere
D. Histone - Which of the following organisms have Chitin as a major structural component of their cell wall________________?
A. Prokaryotae
B. Protoctista
C. Plantae
D. Fungi - Chlorophyll molecule contrains __________ as central metal ion.
A. Fe2+
B. Mg2+
C. Zn2+
D. Cu2+ - Which of the following step occurs immediately after binding of Ca2+ with troponin molecule during muscle contraction.
A. Binding sites of actin get attached to the myosin head.
B. Troponin uncovers the actin binding sites.
C. Tropomyosin gets removed from the binding sites of actin filaments.
D. Ca2+ goes back inside sarcoplasmic reticulum.
