Question # 1

Which enzyme acts as molecular scissors.

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DNA ligase

DNA polymerase

RNA polymerase

Restriction endonuclease

DNA threads are chemically cut into pieces of different sizes in

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Maxam-Gilbert method

Sanger's method

Smith's method

Sanford's method

An ezyme that can be used to treat a human Iysosome storage disease is

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B-galactosidase

a-galactosidase

Glucosidase

Invertase

The enzyme which joins the two pieces of DNA is

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DNA polymerase -I

DNA ligase

Restriction endonuclease

DNA polymerase -I

Transgenic bacteria are produced in large vats called.

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Transducer

Bioreactor

Biomultipller

Culter media

Poly hydroxy butyrate is called.

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Antithrombin III

Nutra Sweet

Biodegradable plastic

Luciferin

The organisms used a biofilters is.

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Transgenic plant

Transgenic bacteria

Transgenic animal

Transgenic virus

A probe is a single stranded nucleotide sequence that will hybridize (pair) into a certain piece of

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DNA

RNA

Amino acid

Fatty acid

Patient of cystic fibrosis often die due to numerous infections of.

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Digestive tract

Excretory tract

Respiratory tract

Reproductive tract

Two parents, each of blood groups A, have a daughter of blood group O. what is the probality that their next child who has blood gorup O?

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0.125

0.25

0.50

0.75

In 1958, F.C. steward grew a complete carrot plant from tiny piece of.

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Pith

Cortex

Xylem

Phloem

DNA finger prints can also be used as

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Crime evidence

Forensic evidence

Litigation evidence

Offence evidence

How many different kinds of the gametes will be formed by an ndividual , who is hetrozygous for four gene pairs:

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8

16

20

30

Commonly used restriction enzyme is

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Ecor4

Eco R3

EcoR2

EcoR1

In 1999,transgenic crops were planted world wide on more than

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20 millions areas

35 millions areas

70 millions areas

90 millions areas

Taqpolymerase are enzyme present in.

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Fungi

Bacteria

Algae

Virus

Eco. R is a commonly used

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Gene

Restriction enzyme

Bacteria

Bacteriophage

An antibody made by soybeans can be used as treatment for

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AIDS

Herpes simple

Genital Herpes

Hepatitis c

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Biology FSC Part 2 Chapter 23 Online MCQ's Test MCQs With Answers

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