How many nucleosomes are found in helical coil of 30 nm chromatin fibre ____?

Related Mcqs:

1. helical structure is kept by the formation of _________ bonds among amino acids molecules?

   A. H bonds
   B. Disulphide Bond
   C. Ionic bond
   D. Hydrophobic bonds

2. Oxygen accounts for ____ % of totals human body mass?

   A. 65%
   B. 18%
   C. 10%
   D. 3%

3. Abscisic acid promotes flowering in short day plants and inhibits in long day plants, which of the following is antagonistic to abscisic acid in terms of flowering______________?

   A. Gibberellins
   B. Cytokinins
   C. Auxins
   D. Ethene.

4. Hydra has___________?

   A. Brain
   B. Nerves
   C. Neuron-cells
   D. All of these

5. The organisms able to use sunlight directly as a source of energy are_____________?

   A. Plants
   B. Animals
   C. Omnivores
   D. Fungi

6. Xanthophylls are _________ pigments

   A. Yellow
   B. Red
   C. Orange
   D. Green

7. Arterial blood contains _________ of CO2 per 100 ml of blood

   A. 54 ml
   B. 60 ml
   C. 64 ml
   D. 50 ml

8. A fracture hematoma has____________?

   A. Healing properties.
   B. Destructive properties.
   C. Neutralizing properties.
   D. Dead cells

9. If a man having blood group AB marries a woman who is heterozygous for blood group, what is the probability of their first child having blood group B?

   A. 40%
   B. 45%
   C. 50%
   D. 71%

   Submitted by: Rashid Mehmood

10. Morgan studied how many traits of Drosophila?

    A. 7
    B. 67
    C. 85
    D. All

    Submitted by: Muzaffar