Question # 1

Tetany is disease caused by.

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Low calcium in blood

Low sugar blood

Low Vit. d in blood

High calcium in blood

The electrical potencial of cell membrane of meuron when it is not transmission any signal is called ___________

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Resting membrane potencial

Action potencial

Propagation of impulse

Synapse

The funnction of the tubules in muscle contraction is to:

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Make and store glycogen

Release Ca⁺²into the cell interior and then pick it up again

Make the action potential deep into the muscle cells:

To hamper the nerve impulse

Which one of the following is endangered in Pakistan.

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Indian rhino

Indus Dolphin

tiger

Cheer pheasant

The first restriction enzyme was isolated by.

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Kary mulis

Hamilton O smith

Maxam Gilbert

Sanger

An animal that worms itself mainly by absorping from its surroundings is known as:

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Homoiotherm

Ectotherm

Endotherm

None of these

Mitosis may be divided into two phases

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Karyikinesis & cytokinesis

Karyikinesis & diakinesis

Diakinesis & cytokinesis

Exokinesis & endokinesis

Every 200 nucleotides the DNA duplex is coiled around a core of eight histone proteins forming a complex known as a

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Histomone

Nucleosome

Peroxisome

Glyoxisome

The collenchymas cells have protoplast and usually lack

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Secondary wall

Vacuole

Middle Lemelta

Primary wall

Bowed legs and deformed pelvis are the symptoms of which disease in children.

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Rickets

Disc slip

Sciatica

Haematoma

The removal of sebum on the skin is for

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Nutrition

Excretion

Protection

Thermoregulation

Cambium is formed in stage.

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One

Two

Three

Four

Cucumber, tomato, garden pea, maize, cotton are example of.

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Short day plant

Day natural plant

Long day plant

Night natural plant

The period of life cycle of cell between two consecutive divisions is termed as.

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Resting phase

Inter phase

G1 phase

G2 Phase

Anti thrombin III is a biotechnological produce produces in.

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sheep

Goat

Mice

Cow

In 1944 Oswald Avery along with Colin Macleod and Maclyn McCarty repeated experiments of

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Lamarck

Griffith

Darwin

Spemann

Of all the excretory products, the principal one is.

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Ammonia

Urea

Uric Acid

Billrubin

Highly condensed portions of the chromatin are called.

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Homochromatin

Heterochromatin

Euchromatin

Achromatin

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