Boost Your Rank for NEET 2019 : Biotechnology 01

If a person obtains transformants, by inserting a recombinant DNA Within the coding sequence of H-galactosidase, he will separate out recombinants from non-recombinants by observing

Which one of the following is not a correct match?

Which of the following is/are part(s) of biotechnology?

A) In vitro ferilization

B) Synthesis of a gene

C) Correcting a defective gene

D) Developing a DNA vaccine.

Select the incorrect match

Tailor–made plants generated by genetic modification

Bt toxin genes have been expressed in plants in order to provide resistance against

(i) Lepidopterans and fungi

(ii) Animals and bacteria

(iii) Bacteria and fungi

(iv) Coleopterans and dipterans

(v) only lepidopterans

Identify the correct names labelled as W, X, Y and Z in the below diagram of maturation of pro–insulin into insulin.

Bt corn is produced to be resistant from corn borer disease by the introduction of gene

Consumption of which one of the following foods can prevent the kind of blindness associated with vitamin ‘A’ deficiency?

For transformation, micro–particles coated with DNA to be bombarded with gene gun are made up of

Tabacco plants resistant to a nematode have been developed by the introduction of DNA that produces (in the host cells)

Gel electrophoresis is used for the

The figure below shows three steps (A, B, C) of Polymerase Chain Reaction (PCR). Select the option giving correct identification together with what it represents?

Insulin has 51 amino acids arranged in

Two microbes found to be very useful in genetic engineering are

DNA ligase form 'X' between adjacent nucleosides and covalently link two individual fragments of double -stranded DNAs. What is 'X'?

The technique in which foreign DNA is precipitated over surface of metal particles for passing into target cells is

Crown gall disease in plants in caused by

Gene therapy involve

The separated DNA fragments can he visualized with a compound known as