Question # 1

Urine is preferable vehicle for a biotechnology product than.

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Plama

Blood

Milk

Tissue fluid

A collection of bacterial and phage viruses clones containing a particular segment of DNA from the source cell is called.

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Expressing system

Genome

Genomic library

Recombinant DNA

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 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

What are the penotypes of the parent of a colour-blind son and non-carries daughter with normal colour vision?

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FATHER MOTHER

Carrier Normal

FATHER MOTHER

Colour blind Carrier

FATHER MOTHER

Normal Carrier

FATHER MOTHER

Normal Colour- blind

Cystic fibrosis patients lack a gene that codes for trans-membrane carrier of the

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Chloride ion

Sodium ion

Potassium ion

Calcium ion

The children with "SCID" lack an enzyme.

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a galactosidase

Phenylalanine hydroxylase

Adenosine deaminase

Succinic dehydrogenase

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

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Pith

Cortex

Xylem

Phloem

A callus is an undifferentiated group of

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Cells

Tissues

Organs

Systems

Chances for a son or daughter in human birth are:

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3:1 between son and daughter

1:3 between son and daughter

1:1 between son and daughter

None of them

The two different places of DNA joined together is called as.

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Dimeric DNA

Chimeric DNA

Trimeric DNA

Tetrameric DNA

The means by which recombinant DNA is introduced into a host call is called

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Plasmid

Carrier

Vector

Lifter

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

Taqpolymerase are enzyme present in.

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Fungi

Bacteria

Algae

Virus

Karyb. Mullis developed the polymerase chain reaction in.

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1963

1973

1983

1993

A man bolld group A marries a women of blood goroup B and they have one child. Which one of the following statements abo ut the child's blood is correct?

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It could be group A only

It could be group AB only

It could be group A or Group B only

It could be any of the groups A,B,AB, O

Which enzyme acts as molecular scissors.

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DNA ligase

DNA polymerase

RNA polymerase

Restriction endonuclease

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