Question 20 - Biology - CBSE Class 12 Sample Paper for 2023 Boards - Solutions - Solutions to CBSE Sample Paper - Biology Class 12

Last updated at April 16, 2024 by

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(a) What are such sequences called? Name the enzyme used that recognizes such nucleotide sequences.

(b) What is their significance in biotechnology?

 

Answer:

(a) Palindromic sequences (0.5), endonuclease enzyme.

(b) Restriction enzymes can make complementary cut counterparts forming sticky ends for recombination DNA / RDNA technology/ to facilitate ligation of vector and foreign DNA.

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.