Classify the following as examples of homology and analogy– (i) Hearts of fish and crocodile (ii) Wings of butterfly and birds (iii) Eyes of Octopus and Mammals (iv) Tubers of potato and Sweet potato (v) Thorns of Bougainvillea and spines of Opuntia (vi) Thorn of Bougainvillea and tendrils of cucurbits.
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HOMOLOGY
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(i) Hearts of fish and crocodile
(vi) Thorn of Bougainvillea and tendrils of cucurbits
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ANALOGY
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(ii) Wings of butterfly and birds
(iii) Eyes of Octopus and Mammals
(iv) Tubers of potato and Sweet potato
(v) Thorns of Bougainvillea and spines of Opuntia
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homology ---- similar structure different function
analogy------ different structure same function
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(i) Hearts of fish and crocodile
(vi) Thorn of Bougainvillea and tendrils of cucurbits
--------------------------------------------------------------------------------------
ANALOGY
--------------------
(ii) Wings of butterfly and birds
(iii) Eyes of Octopus and Mammals
(iv) Tubers of potato and Sweet potato
(v) Thorns of Bougainvillea and spines of Opuntia
--------------------------------------------------------------------------------
homology ---- similar structure different function
analogy------ different structure same function
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