The bright colours of the comb and feathers in the peacock are for?

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The butterfly is of great economic importance because

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The villus in the small intestine is significant because

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Night-blindness result from a deficiency of

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In which of the following does external fertilization take place?

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The function of ribosome in cells is

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The hypha of rhizopus is said to be non-septate because it

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Epiphytes growing on the branches of trees provide an example of the relationship known as?

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In an agricultural ecosystem, the biotic component consist of

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Deamination occurs in the?

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The hormone which regulates the amount of glucose in the blood us called?

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