Fibrous and Globular Proteins MCQ

Test your knowledge with important Fibrous and Globular Proteins MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Fibrous and Globular Proteins MCQs at Bissoy

• Which of these are the possible cause of sickle cell anemia with respect to hemoglobin:
  ক

  Defect in β-chain of hemoglobin

  খ

  Defect in α-chain of hemoglobin

  গ

  One copy of an abnormal β-globin gene

  ঘ

  Two copies of an abnormal β-globin gene
• What is the shape of the oxygen dissociation curve of myoglobin?
  ক

  Linear

  খ

  Hyperbola

  গ

  Sigmoid

  ঘ

  Parabola
• In which iron(Fe) state myoglobin binds to the oxygen?
  ক

  Fe2+

  খ

  Fe3+

  গ

  Fe

  ঘ

  Fe4+
• What is the name of protein which is found in nail, hair, and horns?
  ক

  Myoglobin

  খ

  Hemoglobin

  গ

  Keratin

  ঘ

  Collagen
• What is the function of myoglobin?
  ক

  Oxygen storage

  খ

  Oxygen carrier

  গ

  Antioxidant

  ঘ

  Oxidant
• Oxygen affinity for hemoglobin is affected by Ph and this phenomenon is known as Bohr’s effect.
  ক

  True

  খ

  False
• Which of these type of curve shows the oxygen binding capacity of hemoglobin?
  ক

  Hyperbolic curve

  খ

  Sigmoidal curve

  গ

  Exponential curve

  ঘ

  Linear curve
• Name the protein which is responsible for extensibility and elasticity of connective tissues.
  ক

  Collagen

  খ

  Elastin

  গ

  Actin

  ঘ

  Keratin
• Arrange the following sequence of collagen synthesis in the correct order. 1) The entrance of polypeptide into the rough endoplasmic reticulum 2) Packaged in to transport vesicle 3) Hydroxylation of lysyl and prolyl residues 4) Formation of tropocollagen 5) Covalent cross-linking of tropocollagen 6) Collection of fibrils
  ক

  2, 3, 4, 1, 6, 5

  খ

  4, 3, 2, 1, 5, 6

  গ

  1, 2, 3, 4, 6, 5

  ঘ

  1, 3, 4, 2, 5, 6
• Name the vitamins which cause scurvy.
  ক

  Vitamin B

  খ

  Vitamin B3

  গ

  Vitamin C

  ঘ

  Vitamin K
• What is the fundamental unit of collagen?
  ক

  Tropocollagen

  খ

  Hydroxyproline

  গ

  Hydroxylysine

  ঘ

  Glycine