Question # 1

From beginning of the 3^rd month of pregnancy the human embryo is referred to as the

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Foetus

Kid

Kitten

CUb

Lyell published the principle of.

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Population

Community

Geology

Blome

DNA changes are called mutations and the organisms that have undergone such changes are called

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Wild types

Changer

Mutants

Transmutants

Among the birds Drawin collected 13 types of

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Finshes

Robins

Ferrets

Pterodactyls

For maximum growth the optimum temperature is 25 - 30^oC and it least at

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1 - 3^oC

5 - 10^oC

4 - 8^oC

6 - 12^oC

Primary tissue is added by the

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Lateral meristem

Underground meristem

Apical meristem

Vertical meristem

A general formula called the hard-Weinberg equation is used for calculating the frequencies of alleles and genotypes in populations at

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Equilibrium

Balance

Stability

Poise

In sickle cell anemia disease, a single thymine is replaced with an adenine in the DNA that codes for.

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Valine

Glycine

Histidine

Glutamic acid

Activation of sweat glands to produce sweat from evaporative cooling is a type of adaptation.

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Structural

Physiological

Behavioural

None of these

Jean Baptiste Lamarck published his theory of evolution in

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1757

1809

1859

1945

During cell division, the nuclear division is called.

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Cytokinesis

Karyokinesis

Plasmolysis

Karyotype

A respiratory protein which is present i all aerobic organism is.

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Haemoglobin

Cytochrome

Myoglobin

Cytochrone c

The execratory product with require minimum water for its removal.

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Urea

Uric acid

Creatinine

Ammonia

Cell cycle involves.

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Growth of cell

Replication of DNA

Cell division

None of these

During non conducting state the neuron membrane is permeable to efflux of.

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Cl-

Ca

Ca+

Na+

K+

Unspecialized cells, neoblast are always present in body of.

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Salamander

Planaria

Lizard

Newt

Haploid males produce sperms by mitosis.

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Hydra

Man

Earth worm

Honey bee

A probe is a single stranded nucleotide sequence that will hybridize in to certain piece of.

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Amino acids

DNA

Carbohydrate

RNA

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