Question # 1

Where does the gaseous exchange occur in humans:

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Pharynx

Larynx

Trachea

Epiglottis

Organs which work for homeostasis are:

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Lungs

Skin

Kidney

All

Bone marrow id found in:

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Compact bone

Spongy bone

Osteocytes

Chondrocytes

Penicillin is discovered by.

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Joseph Lister

Edward Jenner

Alexander Flemming

Bu Ali Sina

The Myelin Sheath of formed by:

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Nodes of Raniver

Axons

Dendrites

Schwan cells

the type of symbolic association in which partner gets benefits while other is neither benefited nor harmed is called:

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Commensalism

Mutualism

Parasitism

Predation

James Watson and Francis Crick proposed the structure of DNA in:

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1953

1963

1933

1922

The weight of human kidney is about.

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5 g

10 g

17 g

27 g

Osteoporosis is a disease of:

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Liver

Stomach

Heart

Bones

It is genetic material.

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DNA

RNA

IRNA

rRNA

Transmission of characteristics from parents to offsprings is called as:

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Replication

Inheritance

co-dominance

Mutation

The normal body temperature of man is:

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27°C

37°C

47°C

57°C

First step in Genetic Enginnering is:

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Isolation of gene of interest

Insertionof gene into a vector

Transfer of recombinent DNA into host

Growth of the GMO

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