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Reyana09
@reyana09
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Joined: Nov 16, 2021
Last seen: Dec 29, 2021
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Answer to: Mention two objectives of setting up GEAC by our government.

The objectives of setting up GEAC are: (a) to have some ethical standards to evaluate the morality of human activities that might help or harm livi...

4 years ago
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Answer to: What is biopiracy?

Biopiracy refers to the use of bioresources and traditional knowledge related to bioresources for commercial benefit by certain organisations or multi...

4 years ago
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Answer to: What are transgenic animals? Give an example.

Transgenic animals are those animals which have their DNA manipulated to possess and express one/more foreign genes. e.g.: the transgenic cow, Rosi...

4 years ago
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Answer to: State the principle on which ELISA works.

ELISA works on the principle of antigen- antibody interaction.

4 years ago
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Answer to: Name a molecular diagnostic technique to detect the presence of a pathogen in its early stage of infection.

(i) Polymerase chain reaction (PCR). (ii) Enzyme-linked immunosorbent assay (ELISA).

4 years ago
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Answer to: Name any two techniques that serve the purpose of early diagnosis of some bacterial/ viral human diseases.

(i) Polymerase chain reaction (PCR). (ii) Enzyme-linked immunosorbent assay (ELISA).

4 years ago
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Answer to: Why do children cured by enzyme replacement therapy of adenosine deaminase deficiency, need periodic treatment?

The lymphocytes are not immortal, but have a life span; hence with the formation of new lymphocytes, every time, the enzyme has to be injected.

4 years ago
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Answer to: State the cause of adenosine deaminase enzyme deficiency.

It is caused due to deletion of the gene coding for the enzyme, adenosine deaminase.

4 years ago
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Answer to: Suggest any two possible treatments that can be given to a patient exhibiting adenosine deaminase deficiency.

(i) Gene therapy. (ii) Enzyme replacement therapy. (iii) Bone marrow transplantation.

4 years ago
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Answer to: A boy has been diagnosed with ADA deficiency. Suggest any one possible treatment.

(i) Gene therapy. (ii) Enzyme replacement therapy. (iii) Bone marrow transplantation.

4 years ago
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Answer to: How is proinsulin different from the functional insulin in humans?

Proinsulin contains an additional polypeptide chain called C-peptide. In the functional insulin, C-peptide is absent, as it is removed during proces...

4 years ago
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Answer to: State the role of C-peptide in human insulin.

The C-peptide joins the A-peptide with B-peptide in the proinsulin; it is removed during the processing of proinsulin into insulin.

4 years ago
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Answer to: Mention the chemical change that proinsulin undergoes, to be able to act as mature insulin.

The C-peptide is removed. The peptides A and B are joined by disulphide bridges.

4 years ago
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Answer to: How are tobacco plants benefitted when nematode-specific genes are introduced into them using certain vectors? Name the vector used.

The tobacco plants show resistance to nematode attack; the nematode cannot survive in such plants, as they show RNA interference. The vector used is...

4 years ago
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Answer to: State the role of transposons in silencing of mRNA in eukaryotic cells.

Transposons are the source of complementary RNA that binds to and prevents the translation of specific mRNA.

4 years ago
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