Download App

Molecular Basis of Inheritance — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular Basis of Inheritance2 Marks
Question
Explain the two factors responsible for conferring stability to double helix structure of DNA.
✓

Answer

Presence of H-bonds, the plane of one base pair stacks over the other, complementarity, presence of thymine in place of uracil.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "1.5 Marks Questions" from Molecular Basis of Inheritance→Molecular Basis of Inheritance — all question types→BIOLOGY STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

What are transgenic bacteria? Illustrate using any one example.
→
What is polyembryony and how can it be commercially exploited ?
→
Which is the triploid tissue in a fertilised ovule? How is the triploid condition achieved?
→
Did aquatic life forms get fossilised? If, yes where do we come across such fossils?
→
Why is a person with cuts and bruises following an accident administered tetanus antitoxin? Give reasons.

OR

Why does a doctor administer tetanus antitoxoid and not a tetanus vaccine to a child injured in a roadside accident with a bleeding wound? Explain.

→
Your friend was diagnosed to be suffering from depression. Write any two symptoms that led to this diagnosis. What is its cause?
→
Described the Lactional amnorrhea method of birth control.
→
Mention the similarity between autogamy and geitonogamy
→
Why the plants that inhabit a desert are not found in a mangrove? Give reasons.
→
  1. What is primary productivity? In what units could you express productivity?
  2. Explain the differences between net primary productivity and gross primary productivity.
→