Question # 1

Muscle present in the gut wall are.

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Smooth

skeletal

Cardiac

Voluntary

Primary tissue is added by the

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Lateral meristem

Underground meristem

Apical meristem

Vertical meristem

The genes found in a breeding population constitute.

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Genotype

Gene pool

Genome

Gene frequency

Some individuals leave behind more progeny than others and teh rate at which they do so is affected by their inherited characteristics. This is called.

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Non random mating

Selection

Migration

Mutation

Antidiuretic hormone is also called

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Oxytocin

ACTH

Vasopressin

Both a & b

How many base pairs are found in the human gamine.

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Three billion

thirty billion

Five billion

Forty billion

Anti codes present on

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mRNA

tRNA

rRNA

DNA

Tubes that connect the middle ear with the throat in humans are called.

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eustachian tube

Fallopian tube

Neural tube

Nephridial tube

Cystic fibrosis patients lack a gene that codes for trans membrane carrier of.

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Chloride ion

Calcium ion

Sodium ion

Magnesium ion

A chromosome with equal length of its arms.

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Acrocentric

Metacentric

sub meta centric

Telocentric

Microscopic gap between the two neurons is called as

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Synapsis

Collapse

Preapse

Axons

The human life is judged to be maximum of.

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60-70 years

70-100 years

120 -175 years

130-135 years

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

Oxone molecule is made up by binding of three atoms of

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Nitrogen

Oxygen

Hydrogen

Carbon

In Sindh, the desert ecosystem is called.

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Thar

Sahara

Gobi

thal

Fruit development without fertilization is

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Dormancy

Climacteric

Parthenocarpy

Parthenogenesis

Water is stored for use during the period of drought in fleshy stems of

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Cacti

Euphoribia

Both a & b

None of these

Eco. R is a commonly used

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Gene

Restriction enzyme

Bacteria

Bacteriophage

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