Restriction enzymes cut DNA molecules at a particular point by recognising a specific sequence . They are of two kinds – Exonucleases – remove Read More …
Category: Biotechnology principles and processes
Name two core techniques that helped develop biotechnology.
i) Genetic engineering : Techniques to alter the chemistry of genetic material & to introduce these into host organisms and thus change the phenotype of Read More …
What is a palindrome in a DNA? Describe the role of restriction enzymes on palindrome.
A palindrome in DNA is a sequence of base pairs that reads same on the two strands when orientation of reading is kept the Read More …
An alien piece of DNA in an organism needs to be linked to the origin of replication . Why?
The origin of replication is responsible for initiating replication.
Choose the correct alternative and rewrite: A. Restriction enzymes belong to a class of enzymes called : a) Proteases b) Chitinases c) Nucleases d) Cellulases
c) Nucleases
Define Biotechnology
Biotechnology – The integration of natural science and organisms, cells, parts thereof, and molecular analogues for products and services. OR Biotechnology deals with techniques Read More …
Describe the method of separation& isolation of DNA fragments . OR Explain the technique of gel electrophoresis used to separate DNA fragments in biotechnology .
The molecule of DNA can be cut by the enzyme restriction endonucleases. These fragments of DNA can be separated by a technique known as Read More …
Mention any 1 significant feature of Restriction Endonuclease.
Restriction Endonuclease inspects the length of DNA, recognises a specific base pair sequence in DNA called a restriction site and cuts the DNA at Read More …