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Stirred-tank bioreactors have been designed for

Purification of the product
Addition of preservatives to the product
Availability of oxygen throughout the process
Ensuring anaerobic conditions in the culture vessel
Additional Questions

Emasculation is related to

Answer

Which of the following terms is used to describe the component isolated from a plant, for in vitro culturing in the specific medium?

Answer

Nucleic acid segment tagged with a radioactive molecule is called

Answer

Which one of the following hydrolyses internal phosphodiester bonds in a polynucleotide chain?

Answer

The enzyme employed for amplification of DNA during PCR is commercially obtained from

Answer

A regulatory body working under MoEF for the release of transgenic crops is

Answer

Cry1 endotoxins obtained from Bacillus Thuringiensis are effective against:

Answer

In genetic engineering, a DNA segment (gene) of interest, is transferred to the host cell through a vector. Consider the following four agents (A-D) in this regard and select the correct option about which one or more of these can be used as a vector/vectors

Statements

(A) A bacterium

(B) Plasmid

(C) Plasmodium

(D) Bacteriophage

Answer

Read the following four statements (A-D) about certain mistakes in two of them

(A) The first transgenic buffalo Rosie produced milk which was human alpha-lactalbumin enriched

(B) Restriction enzymes are used in isolation of DNA from other macro-molecules

(C) Downstream processing is one of the steps of R-DNA technology

(D) Disarmed pathogen vectors are also used in transfer of R-DNA into the host

Which are the two statements having mistakes?

Answer

Cry II Ab and Cry I Ab produce toxins that control

Answer
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