Question # 1

Chromosomes carry units of inheritance called as:

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Chromatin

DNA

Genes

None of these

James Watson and Francis Crick proposed the structure of DNA in.

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1953

1963

1933

1922

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

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1951

1953

1955

1957

THe location or position of genes on chromosomes are called:

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Loci

Alleles

Phenotypes

Genotypes

In the structure of DNA Adenine of one nucleotide pairs with which of the nitrogenous base opposite nucleotide:

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Guanine

Cytosine

Thymine

Uracil

An organism has two different alleles for a single trait its genotype is said to be.

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Homozygous

Heterozygous

Holozygous D

Hemizygous

the actual location of gene on chromosome is:

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Locus

Karyotype

Chromatids

Centromere

The actual location of gene on chromosome is.

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Locus

Karyotype

chromatids

Centromere

The organisms expressed physical trait such as seed colour or pod shape is called.

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Genotype

Phenotype

Karyotype

Baby type

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

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two

three

four

seven

The points of attachment of genes on chromosomes are called.

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Transcription

Translation

Loci

Phenotype

The characteristics which appear in an organism are called.

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Genotype

Karyotype

Phenotype

Body type

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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