Class 12th Biology 2014 Set3 Delhi Board Paper Solution
Question 3
How is repetitive/satellite DNA separated from bulk genomic DNA for various genetic experiments?
Answer
Satellite DNA is separated from bulk genomic DNA by density-gradient centrifugation technique.
Popular Questions of Class 12th biology
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- Q:- Write a short note on
(a) Adaptations of desert plants and animals
(b) Adaptations of plants to water scarcity
(c) Behavioural adaptations in animals
(d) Importance of light to plants
(e) Effect of temperature or water scarcity and the adaptations of animals. - Q:- With a neat diagram explain the 7-celled, 8-nucleate nature of the female gametophyte.
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- Q:- What is triple fusion? Where and how does it take place? Name the nuclei involved in triple fusion.
- Q:- With a neat, labelled diagram, describe the parts of a typical angiosperm ovule.
- Q:- Explain the Law of Dominance using a monohybrid cross.
Recently Viewed Questions of Class 12th biology
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Can you explain why this is not correct? - Q:- Name the primary and secondary lymphoid organs.
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(a) Amoebiasis
(b) Malaria
(c) Ascariasis
(d) Pneumonia - Q:- What are the major functions of male accessory ducts and glands?
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