Question # 1

Chromosomal theory of inheritance was first formulated by.

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Karl Correns

T.H.Morgan

W. Sutton

Carvin Bridges

During progeny luteotropic hormone LTH and placental lactogen stimulate Mammary development in preparation for.

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Gestation

Lactation

Miscarriage

After birth

In myelinated neurons, the impulse jumps form node to node and is called.

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Saltatory impulse

synapse

Nerve impulse

synapsis

On over the wound the cambium forms

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Callus

Wood tissues

Both a & b

Gall

The stage in which Lichens are just like crumpled leaves attached to one point.

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Moss stage

Crustose Lichen stage

Follage Lichen stage

Shrub stage

Post mitotic cells can exist the cell cycle during.

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G1 Phase

G0 phase

G3 phase

S phase

Gonorrhea is caused by.

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Treponemapallidum

Neisseria gonnorrhoeae

HCV

HIV

Second meiotic division in oocytes, until fertilization proceeds as far as.

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Prophase

Metaphase

Telophase

Anaphase

Crossing over and random assortment of chromosomes are two significant happenings of

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Mitosis

Amitosis

Meiosis

All a,b,and c

Incomplete dominance was discovered by 4 '0 clock olant in 1899 by.

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devries

Jhannsen

Carl correns

Tscharmach

The tumours which are of small size and localized are

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Bengin

Malignant

Gentle

Nasty

Syphilis is caused by a spirochete named as.

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Nisseria gonorrhea

Theponemapallidum

Escherichia coli

Hypomicrobium

Which one of the following is an endotherm

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Humming Bird

Birds

Bat

Reptiles

Innate behavior is all but;

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Heritable

Intrinsic

Sterotypic

Flexible

Which of the following statements conserning the role of Ca⁺² inthe contraction of skeletal muscle is correct?

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The mitochondria act as a store of Ca⁺²for the contractile process

Ca⁺²entry across the plasma membrane is important in sustaining the contraction of skeletal muscle

A rise in inter cellular Ca⁺²allows actin to interact with myosin

The tension of a skeletal muscle fiber is partly regulated by G proteins muscle

Which of the following chromosome abnormalities lead to tallness, aggressiveness mental defect and anti social behavior.

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XXY

XXXY

XO

XYY

Which enzyme acts as molecular scissors.

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DNA ligase

DNA polymerase

RNA polymerase

Restriction endonuclease

The Limbic system is located between thalamus and

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Hypothalamus

Cerebrum

Pons

Cerebellum

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