List of top Biotechnology Questions

When a transgene from a Genetically Modified crop escapes through pollen to a related plant species, it is known as:

Embryonic stem cells derived from the blastocyst stage of the embryo are ________________________ in nature.

An example of secondary metabolites produced by microbial cells include:

A protein ion with a molecular weight of 10,000 Daltons carried a charge of 5+ and was subjected to mass spectrometric analysis. Calculate its mass to charge ratio.

Single nucleotide polymorphisms usually occur in ______________ regions.

Identify the vector that infects E. coli cells containing F-plasmid and that has a single-stranded circular genome:}

Artificial seeds are produced by encapsulating the somatic embryos at the ______________ stage in a protective coating.

The peptide hormones and growth factors to promote healthy growth of animal cells in vitro are often derived from:}

Severe combined immunodeficiency disease is caused due to the absence of:

The natural source of enzyme barnase and barstar, a system used to achieve male sterile plant is:

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

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

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

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