Actin and myosin are the basic proteins involved in contractile machinery of our body to which type of proteins do they belong____________?

Related Mcqs:

1. If a cross section of a sarcomere is seen, each myosin is surrounded by how many actin molecules:

   A. 9 B. 5 C. 6 D. 7...

2. Detachment of myosin head and actin in rigor mortis occurs due to__________?

   A. stored ATP in body B. hypercalcemia C. autolysis in body D. hyperactivity of mitochondria Submitted by: Maryam Aftab...

3. A smallest contractile unit of muscle contraction called sarcomere is the area between two:

   A. H- zone B. M- Line C. Z- Line D. A band...

4. In a hot summer after noon, if your body’s Homeostatic machinery keep your internal temperature quite lower than that of external than this is an example of____________?

   A. Positive feed back B. Negative feed back C. Feed back D. Osmoregulation...

5. What happens during muscle contraction to the length of each myosin and action filament?

   A. Z- lines get closer B. A band becomes short C. 1 band elongates D. There is no change in sarcomere...

6. The element in basic structure of proteins which differentiate them from carbohydrates________?

   A. C B. S C. H D. N...

7. Antibodies play important role against microorganisms and other pathogens to which type of proteins do they belong________?

   A. Globular proteins B. Fibrous Proteins C. Both a and b D. None of these...

8. Proteins are made from amino acids by the process of ______________?

   A. Hydrolysis B. Pinocytosis C. Dehydration synthesis D. Active transport...

9. Proteins are polymers of___________?

   A. Fatty acids B. Isoprenoid units C. Amino acids D. Nucleotides...

10. Carbohydrates, fats & proteins are essential for_______________?

    A. Metabolic processes of an organism B. Providing energy C. Formation of sturctures D. All of these...