Question # 1

Inherited characters are called.

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Genes

Traits

Genetics

Fertilization

Example of discontinuous variation is:

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Blood group

Height in Man

Intelligence

None of these

How many genotypes are possible for the allele ''A'' and ''a'' ?

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two

three

four

seven

Transmission of Characters from parent to offspring is called.

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Inheritance

Mutation

Regeneration

Repreduction

It is change in characteristics of a population or species of organisms over the course of generations:

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Replication

Transcription

Evolution

Translation

If an organism have genotype of AAbb, How many types of gametes can it produce:

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3

2

1

4

Dominate alleles are represented by:

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Small letters

Capital letters

Roman Numbers

Numerical Numbers

The alternate forms of a gene are called as:

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Genome

Genotype

Karyotype

None of these

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

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one

three

five

seven

The alternate forms of a gene are called:

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traits

companion genes

alleles

homologous genes

No. of hydrogen bonds between Adenine and thymine is:

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2

3

4

5

The points of attachment of genes on chromosomes are called:

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Transcription

Translation

Loci

Phenotype

ABO blood system is controlled by a gene I The number of alleles I.The number of alleles of this gene are:

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two

three

five

many

Genes are located on:

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Chromosomes

proteins

nucleotide

DNA

Genetics is the branch of biology in which we study:

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Functions

Fossils

Inheritance

Evlution

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

Branch of biology in which we study about inheritance.

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Pharmacology

Physiology

Ecology

Genetics

In________ James Watson and Francis Crick proposed the structure for DNA.

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1951

1953

1955

1957

Dominant alleles are represented by ______ letter and recessive alleles by _____ letter.

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Capital lowercase

Lowercase, capital

Lower case, lowercase

Capital, capital

Each trait studied in pea plant had ___ distinct form.

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1

2

3

4

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