Home » Advanced Zoology » Human Health and Disease » Question

Human Health and Disease

Easy Questions
Moderate Questions
Difficult Questions

Advanced Zoology

Animal Kingdom
Structural Organisation in Animals
Digestion and Absorption
Breathing and Exchange of Gases
Body Fluids and Circulation
Excretory Products and their Elimination
Locomotion and Movement
Neural Control and Coordination
Chemical Coordination and Integration
Human Reproduction
Human Health and Disease
Biotechnology Principles and Processes
Biomolecules (Zoology)
Evolution (Zoology)
Biotechnology and its Applications
Reproductive Health
  1. Which of the following statements is not true for retroviruses?
    1. DNA is not present at any stage in the life cycle of retroviruses
    2. Retroviruses carry gene for RNAdependent DNA polymerase
    3. The genetic material in mature retroviruses is RNA
    4. Retroviruses are causative agents for certain kinds of cancer in man
Correct Option: A

Retroviruses have RNA as the genetic material and hence they exhibit reverse transcription whereby DNA is synthesized on RNA template. They have reverse transcriptase as the enzyme.


Your comments will be displayed only after manual approval.