Question # 1

RNA polymerase II synthesize.

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mRNA

tRNA

rRNA

cDNA

Which one of the following condition is resulted from excess GH in adults?

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Cushing's disease

Acromegaly

Hyperthyroidism

Diabetes mellitus

Ecosystem present on land or soil is called.

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Terrestrial

Atmosphere

Lithosphere

Both a and c

A sequence of three nucleotides in mRNA is called.

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Cistron

Codon

Anticodon

Templet

Using the hardin-weinberg principle, which expression represents the frequency of the homo-zygous recessive genotype?

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p²

2p

q²

q

Fertilizations is the process which leads to the union of.

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Individuals

Gametes

Eggs

Sperms

Genetic code is a combination of 3 nucleotides in DNA which specify a particular

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Amino acid

Fatty acid

Vitamin

Steriod

The most toxic substance routinely found in the blood are metabolities of what type of molecule?

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Proteins

Carbohydrates

Nucleic acids

Fats

Bundle caps in sunflower stem, are formed by

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Sclerenchyma

Parenchyma

Mesenchyma

Collenchyma

A weed called mouse eared cress is engineering produce a biodegradable plastic called.

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Luciferin

Digitoxin

Polyhydroxy butyrate

Pheylalanine

The animal that is caought and eaten is called.

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Prey

Parasite

Predator

Host

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

The most important hormone in initiating and maintaning lacation after birth is:

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Estrogen

FSH

Prolatin

Oxytocin

Lithosphere includes.

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Air

Water

Gases

Earth soil

A full set of genes of an individual is called.

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Genome

Genotype

Karyotype

Dominance

Euglena moves with the help of.

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Cillium

Pseudopodium

Flagellum

Myonemes

Excretory structure present in cockroach are.

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Contractile vacuole

Malpighian tubules

Nephridia

Flame cells

In honey bee, males are haploid and produce sperms by.

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Mitosis

Meiosis

Apomixis

Parthenogenesis

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