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Recent questions and answers in Biology

Questions >> JEEMAIN and NEET >> Biology

Biology

Diversity in Living World

Structural Organisation in Animals and Plants

Cell Structure and Formation

Plant Physiology

Human Physiology

Genetics and Evolution

Biology in Human Welfare

Biotechnology and its Applications

Ecology and Environment

Biotechnology - Principles and Processes

All of the following compounds are capable of forming hydrogen bonds with water except

answered May 17, 2023 by santrapragya1702

1 answer

Which one of the following conditions in humans is correctly matched with its chromosomal abnormality / linkage ?

answered Aug 13, 2020 by roopal_bsc19_22

1 answer

Which one of the following scientist's name is correctly matched with the theory put forth by him ?

answered Jul 21, 2020 by kphasnashirin

1 answer

Edible part of turnip is :-

answered Jul 19, 2020 by reyazw322

2 answers

During in-vitro micropropagation, the favorable condition for shoot multiplication would require which growth regulators ?

answered Jul 17, 2020 by sthitiprangya200

1 answer

We can avoid the insertion of undersirable gene by

answered Jul 2, 2020 by kphasnashirin

2 answers

Match the following:

answered Jun 4, 2020 by meena.clay6

1 answer

Which one of the following is most suitable medium for culture of Drosophila melanogaster?

answered Jun 4, 2020 by meena.clay6

1 answer

Natural genetic engineer is

answered Jun 4, 2020 by meena.clay6

1 answer

Bt gene which produces protein toxic to insect larvae is

answered Jun 4, 2020 by meena.clay6

1 answer

Gene targeting is commonly called

answered Jun 4, 2020 by meena.clay6

1 answer

Electroporation is used for

answered Jun 4, 2020 by meena.clay6

1 answer

In order to obtain virus free plants through tissue culture, the best method is

answered Jun 4, 2020 by meena.clay6

1 answer

The first restriction endonuclease was isolated by

answered Jun 4, 2020 by meena.clay6

1 answer

To which of the following techniques, DNA probes can be hybridized with RNA fragments.

answered Jun 4, 2020 by meena.clay6

1 answer

Microbes found to be very useful in genetic engineering are

answered Jun 4, 2020 by meena.clay6

1 answer

Assertion: Transgenic plant production is an application of plant tissue culture <br> Reason: an organism that contains and expresses a transgene is called transgenic organism.

answered Jun 4, 2020 by meena.clay6

1 answer

Assertion: In recombinant DNA technology, human genes are often transferred into bacteria or yeast <br> Reason: Both bacteria and yeast multiply very fast to form huge population , which expresses the desired gene.

answered Jun 4, 2020 by meena.clay6

1 answer

Assertion: In Plant tissue culture, somatic embryos can be induced from any plant cell. Reason: Any viable plant cell can differentiate into somatic embryos.

answered Jun 4, 2020 by meena.clay6

1 answer

Assertion: Nitrogen fixing enzyme in legume root nodules functions at low oxygen concentration <br> Reason: Low oxygen concentration

answered Jun 4, 2020 by meena.clay6

1 answer

Assertion: Flavr savr a transgenic tomato remains fresh and retains its flavor for long time. <br> Reason: Production of polygalacturonase enzymes which degrades pectin was blocked in Flavr savr

answered Jun 4, 2020 by meena.clay6

1 answer

The technique used for detecting specific target DNA is called

answered Jun 4, 2020 by meena.clay6

1 answer

Hybridomas are the fusion product of

answered Jun 4, 2020 by meena.clay6

1 answer

Which of the following enzymes is used to remove protein stains from the clothes?

answered Jun 4, 2020 by meena.clay6

1 answer

Small proteins produced by vertebrate cells, naturally in response to viral infections and those inhibit multiplication of viruses are called

answered Jun 4, 2020 by meena.clay6

1 answer

Monoclonal antibodies are used in

answered Jun 4, 2020 by meena.clay6

1 answer

To identify an individual by DNA analysis of their blood, investigators look for

answered Jun 4, 2020 by meena.clay6

1 answer

Human insulin is being commercially produced from transgenic species of

answered Jun 4, 2020 by meena.clay6

1 answer

Production of a human protein in bacteria by genetic engineering is possible because

answered Jun 4, 2020 by meena.clay6

1 answer

The second step in most of the genetic engineering experiments is

answered Jun 4, 2020 by meena.clay6

1 answer

Producing a ‘Giant mouse’ in the laboratory was possible through

answered Jun 4, 2020 by meena.clay6

1 answer

Which of the following is used as microbial insecticide?

answered Jun 4, 2020 by meena.clay6

1 answer

Vaccines produced by recombinant DNA technology are known as

answered Jun 4, 2020 by meena.clay6

1 answer

Which of the following can be controlled by using biopesticides?

answered Jun 4, 2020 by meena.clay6

1 answer

In a polymerase chain reaction, a synthetic sequence of nucleotides are involved in

answered Jun 4, 2020 by meena.clay6

1 answer

Insect resistance transgenic cotton has been produced by inserting a piece of DNA from

answered Jun 4, 2020 by meena.clay6

1 answer

Identify the plasmid

answered Jun 4, 2020 by meena.clay6

1 answer

Improvement of genotype of an organism by addition of some foreign gene is

answered Jun 4, 2020 by meena.clay6

1 answer

Reverse transcription is also known as

answered Jun 4, 2020 by meena.clay6

1 answer

Retro viruses have the genetic material

answered Jun 4, 2020 by meena.clay6

1 answer

Bam HI, ECoRI, SalI are the types of

answered Jun 4, 2020 by meena.clay6

1 answer

Vectorless gene transfer includes

answered Jun 4, 2020 by meena.clay6

1 answer

The sticky ends of fragmented DNA molecules are made up of

answered Jun 4, 2020 by meena.clay6

1 answer

Which of the following is a genetic vector?

answered Jun 4, 2020 by meena.clay6

1 answer

Ability of a plant or an animal cell to repeatedly divide and differentiate into a complete organism is

answered Jun 4, 2020 by meena.clay6

1 answer

DNA can be introduced into any cell by

answered Jun 4, 2020 by meena.clay6

1 answer

A technique used for making numerous copies of specific segment of DNA quickly and accurately

answered Jun 4, 2020 by meena.clay6

1 answer

Who won the Nobel prize for Plomerase Chain Reaction or PCR?

answered Jun 4, 2020 by meena.clay6

1 answer

The first hormone artificially produced by culturing bacteria is

answered Jun 4, 2020 by meena.clay6

1 answer

Which of the following is a palindrome?

answered Jun 4, 2020 by meena.clay6

1 answer

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