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Biotechnology and Its Applications

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Biology

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Biology

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CBSE Gujarat Board Haryana Board

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Class 10 Class 12

Read the following four statements (I - IV) about certain mistakes in two of them
I .The first transgenic buffalo, Rosie produced mile which was human alpha - lactal bumin enriched
II. Restriction enzymes are used in isolation of DNA from another macro -molecules.
III. downstream processing is one of the steps of R-DNA technology.
IV. Disarmed pathogen vectors are also used in the transfer of R - DNA into the host. 
Which are the two statements having mistakes?

  • Statement (II) and (III)

  • Statements (III) and (IV)

  • Statements (I) and (III)

  • Statements (I) and (II)


D.

Statements (I) and (II)

Transgenic Rosiae is actually Cow. It is first transgenic cow produced in 1997.

Restriction enzymes cut the DNA at a specific site. The separation of DNA is performed by gel electrophoresis

Transgenic Rosiae is actually Cow. It is first transgenic cow produced in 1997.

Restriction enzymes cut the DNA at a specific site. The separation of DNA is performed by gel electrophoresis

277 Views

What is transgenic organism ?

An organism which carries a foreign functional gene in its genome is termed transgenic organism.
939 Views

What are probes ?

It is a single stranded DNA or RNA, tagged with a radioactive molecule, which hybridises with the  complementary  DNA and aids in detection of specific DNA sequences  by autoradiagraphy.
584 Views

Name two diseases that can be treated by producing biological compound in transgenic animal.

Two diseases that can be treated by producing biological compond in transgenic animal are -
1. Emphysema.
2. Cystic fibrosis.
1131 Views

Write two applications of biotechnology.

Two application of Biotechnology are 

1. Treatment of diseases.

2. Production of genetically modified plants and animals.

624 Views

What are transgenic animals ?

Animals whose DNA has been manipulated to possess and express an extra/foreign gene, are known as transgenic animals.
641 Views