List of top Biotechnology Questions

Virus mediated transfer of host DNA from one cell to another cell is known as:

One of the following is correct match or mechanisms select it :

Which of the following characteristics is most likely to be associated with a high apparent volume ofdistribution?

Match List I and List II

	List I: Fermentation Products		List II: Strain used
A	Mast cells	I	Clostridium tetani
B	Lymphocytes	II	Brevibacterium sp.
C	T-cells	III	Leuconostac mesenteroids
D	Monocytes- Macrophages	IV	Bacillus subtillis
		V	Streptomyces olivaceus

Choose the correct answer from the options given below:

The total number of amino acids in human insulin (total number of amino acids in A and B chain) is

Which one of the following is not a gene insertion technique into a eukaryotic cell

During the denaturation cycle in polymerase chain reaction the temperature is raised to

Pyrogens present in containers can be destroyed by heating the containers at:

Which of the following Microorganism is used for the effective synthesis of interferon?

Match the following enzymes in Column I with their respective functions under Column II

Column I	Column II
i. DNA ligase	(p) Synthe size a DNA copy of RNA
ii. Alkaline phosphatase	(q) Forms a bond between 3' -OH and 5'-PO4
iii. Reverse transcriptase	(r) Removes terminal PO, from 3' or 5'end of DNA
iv. Polynucleotide kinase	(s) Adds phosphate to 5'-OH end

When considering drug delivery to the brain which of the following is false?is short

Arrange the following steps in sequence of their order for production of recombinant Insulin:-
A. Fusion of A and B chains for disulphide bond.
B. Cynogen bromide treatment to remove methionine and â galactosidase.
C. Introduction of A and B chain in the plasmid containing â galactosidase gene.
D. Synthesis of A and B chain in E coil.

A technique of using very small metal particles coated with desired DNA in the gene transfer is called:-

Insulin and thyroxin arrive at an organ/tissue / cell at the same time. Thyroxine causes an effect on the organ but insulin does not because

A labeled piece of DNA that is complementary to the sequence of DNA you are interested in, say the gene you are trying to put into cells, is called as

Match product, source and plant part form which they areobtained

(1)	Bacosides	(P)	Aciacia catechu	(i)	Herb
(2)	Cutch	(Q)	Rubiatictorium	(ii)	Leaf
(3)	Henna	(R)	Bacopamonnieri	(iii)	Root
(4)	Alizarm	(S)	Lawsoniainternis	(iv)	Stem

Plasmodesmata is:

Which term describes 'The degree to which a set of inherent properties of a product system, of rocess fulfils requirements, the best'

Higuchi model is applicable to drug that is____In the formulation

Silicone based adhesive used in TDDS possess following properties:

Which micro-organism used in hairy root culture

What are the three basic steps of conventional PCR

Identify the correct statement
(P) Condensed tannins are polymers flavans
(Q) Condensed tannins do not contain sugar redidues
(R) Hydrolyzabletannis are polymers of gallic acid or ellagic acids
(S) Gallic acid and catechin are psedotannins