Question # 1

Mutation of one or two N-bases is

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Inversion

Point mutation

Deletion

Chromosomal aberrations

What are chances for having Rh-ve baby if one parent is Rh+ve and (homozygous) and other is Rh-ve

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25%

50%

100%

0%

When a haemophilic carrier woman marries a normal man, who among her offspring may be affected

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all her children

all her daughter

half of her daughter

half of her sons

Mutatuons are inherited only if they occur in the

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Gland cells

Gametes

Muscle cells

Somatic cells

Blood pressure is also an example of _______ trait

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Multifactorial

Qualitative

Single genic

Both a & b

Man has ____________ linkage group

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23

21

25

46

What is the 5th amino acid in sickle cell beta chain

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Histidine

Proline

Leucine

Valine

Anti-Rh antibodies appear in plasma

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During first few months

During last months

Only when stimulated

If Rh⁺individual mistakenly receives Rh^-blood

Who for the first time found white eye mutant in drosophila ?

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Morgan

Bridges

Correns

De Varies

Sickle cell mutation affects

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One beta chain

Both beta chains

Only alpha chain

None of the alpha or beta chain

A change in one or more bases of DNA, which results in the formation of an abnormal protein is

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Moulting

Transformation

Mutation

Fission

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MDCAT Biology Chapter 8 Evolution Online Test MCQs With Answers

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