Question # 1

Specific sequence of DNA nucleotides is copied in the form of mRNA in a process.

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Replication

Translation

Inheritance

Transcription

Alternatives forms of a gene are called:

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Allele

DNA

Chromosome

Gamete

Expression of genotype in the form of trait is:

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Genome

Phenotype

Complete dominance

Incomplete dominance

The actual location of gene on chromosome is.

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Locus

Karyotype

chromatids

Centromere

The structure of RNA model was proposed by:

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Charles Darwin

c.de Buffon

J.de Lamarck

4

Among following which is favourable variation in mouse?

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Light coloured skin

Medium coloured skin

Dark coloured skin

All of these

Adenine always pairs with:

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Guanine

Cytosine

Uracil

thymine

Inherited characters are called.

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Genes

Traits

Genetics

Fertilization

A purple flowered pea plant has the genotype PP, which of the following statements about this plant is FALSE.

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Its phenotype will be white flowers .

It has a homozygous dominant genotype.

When bred to a white flowered plant all offspring will be purple flowered.

All the gametes produced will have the same flower colour allele

Inside of double helix consists of:

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Nitrogenous bases

sugar

sugar Phosphate

Phosphate

How many contrasting pairs of characters of pea plant were studied bu mendel?

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one

three

five

seven

Variatations show distinct phenotypes and phenotypes of such variations cannot be measured by:

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Discontinuous variations

Continuous variations

Both a and b

None of these

In the cross-pollination between a true-breeding yellow pod plant and a true-breeding green pod plant, where green pod colour is dominant, the resulting offspring will be.

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1/4 green , 3/4 yellow

All yelow

1/4 yellow, 3/4 green

All green

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