Question # 1

An ezyme that can be used to treat a human Iysosome storage disease is

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B-galactosidase

a-galactosidase

Glucosidase

Invertase

The process during which potassium and hydrogen ions and some toxic substances are put into urine is called:

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Tubular secretion

Reabsorption

Filtration

Countercurrent multiplication

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

In tomato and pappers, parthenocarpy is artificially induced by adding.

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Auxins

Cytokinins

Abscisic Acid

Ethene

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 skeletal muscles are attached with the bones through the.

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Tendon

Ligament

7-Line

Cross bridge

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

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devries

Jhannsen

Carl correns

Tscharmach

RNA polymerase II synthesize.

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mRNA

tRNA

rRNA

cDNA

the active uptake of sodium in the loop of Henle is provided by the actioon of hormone

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Cortisone

Testosterone

Aldosterone

Progesterone

The tumours which are of small size and localized are

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Bengin

Malignant

Gentle

Nasty

Homologous structures represent.

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Convergent evolution

Analogy

divergent evolution

Functional similarity

A strand of DNA, which is not transcribed is called as.

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Template strand

Antisense strand

Lagging strand

coding strand

Coniferous forest located at high attitude are called.

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Boreal

Alpine

Talga

Prailes

Which one of the following would cause the hardy-weinberg principle to be inacurate?

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The size of the population is very large.

Individual mate with one another at random

Natural selection is present

There is no source of new copies of alleles from outside the population

A clear picture of the genetic basis of sex determination emerged after the discovery of

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Autosomes

X chromosomes

Sex chromosomes

Y chromosomes

The organic portion of bones matrix is important in providing all but:

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Tensile strength

Hardness

To resist stretch

Flexibilty

In neurons the message is transmitted across synapse in the form of chemical messenger called.

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Nerve impulse

Synaptic vesicle

Neurotransmitters

Communlaction

In plants which light enhances cell division.

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Infra red

Blue

Red

green

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