Download App

Molecular Basis of Inheritance — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular Basis of Inheritance2 Marks
Question
Answer the questions based on the dinucleotide structure shown below.

  1. Name the type of sugar guanine base is attached to.
  2. Name the linkage connecting the two nucleotides.
  3. Identify the 3 end of the dinucleotide. Give a reason for your answer.
✓

Answer

  1. Deoxyribose.
  2. Two nucleotides are linked through 3' → 5' phosphodiester linkage to form a dinucleotide.
  3. B is 3' end, here the sugar has a free 3' OH group.

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

How are the cells of tapetum different from the cells of the other wall layers?
→
What is Amniocentesis ?
→
Write the importance of species diversity to the ecosystem. Support your answer with the finding of Tilman.
→
DNA being hydrophilic cannot pass through the cell membrane of a host cell. Explain how does recombinant DNA get introduced into the host cell to transform the latter.
→
Explain the difference between exponential growth and logistic growth.
→
Explain the process of charging of tRNA. Why is it essential in translation?
→
Structural genes may be monocistronic or polycistronic. Bring out the differences between the two.
→
In the North East region of India, during the process of jhum cultivation, forests are cleared by burning and left for regrowth after a year of cultivation. How would you explain the regrowth of forest in ecological term?
→
“Snow leopards are not found in Kerala forests and tuna fish are rarely found beyond tropical latitude in the ocean”. Study the above two cases and state the possible reasons for the same.
→
What is meant by emasculation? When and why does a plant breeder employ this technique?
→