Question # 1

Allele for whiteness in Drosophilla is

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Recessive

Codominant

Dominant

Partially dominant

Eukaryotes are thought to hve evolved firstly about:

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1.3 billion year ago

1.5 billion year ago

1.7 billion year ago

1.2 billion year ago

Gene pool consists of all alleles at all gene loci in all individuals of the:

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community

species

population

family

The processes that have transformed life an earth form its earliest forms to the vast diversity that we observe today, are collectively referred as :

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Evolution

Succession

Revolution

All of above

Normal fruit flies have :

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White eyes

Bright red eyes

Light red eyes

Black eyes

Endangered plant species have been recorded to more than:

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600

400

500

300

The dominance relations of 4 O'clock plant can be described in terms of :

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Complete Dominance

Incomplete Dominance

Partial Dominance

Both b and c

Genetic basis of ABO blood group system was explained by:

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Landsteiner

Levine

Bernstein

Carl Correns

Endosymbiont hypothesis was first proposed by

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Lynn Margulis

Malthus

Cuvier

Darwin

Which of the following cross is carried to check the genotype fo an individuals showing a dominant phenotype ?

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Check cross

Test Cross

Criss Cross

Self Cross

The idea of endosymbiont hypothesis was first proposed by:

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Lynn marguils

Wallace

Karlene Schwartz

Lamarck

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