Which of the following proteins have role in heredity?

Related Mcqs:

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

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

2. 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

3. In chrosomes, the material controlling heredity is ________ ?

   A. DNA
   B. Histones
   C. Chromocentres
   D. RNA

   Submitted by: Rashid Mehmood

4. Which of the following are proteins in nature?

   A. Antibodies.
   B. Interferons
   C. Antitoxins
   D. All of these

5. Percentage of proteins in cell membrane is____________?

   A. 20-40%
   B. 40-50%
   C. 60-80%
   D. 80-100%

6. Proteins and lipids are converted into glycolipids and glycoproteins by adding carbohydrates by___________?

   A. Ribosomes
   B. Cytoplasm
   C. Golgi apparatus
   D. Endoplasmic reticulum

7. Primary structure of proteins determines__________?

   A. Number of polypeptide chains involved
   B. Bending of polypeptide chains
   C. Amino acid sequence
   D. Coiling of polypeptide chains

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

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

9. Interconversion of carbohydrates proteins and lipids in living cells are an example of____________?

   A. Coordinated catabolic activities
   B. Coordinated anabolic activities
   C. Both A and B
   D. Any one

10. Cell use _______ to make proteins?

    A. DNA
    B. RNA
    C. Ribosomes
    D. Cytoplasm

    Submitted by: Kiran