The Lost Penis Enigma

The Lost Penis Enigma

Assessment

Interactive Video

Geography, Science, Biology

11th Grade - University

Hard

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The video explores the evolutionary history of amniote penises, highlighting their diversity and the question of whether they arose through convergent evolution or from a common ancestor. Evidence from embryonic development, including the presence of penis nubs in birds and tuataras, supports the hypothesis of a common origin. This suggests that a shared ancestor passed down the genetic blueprint for penis development, which some species retained while others lost.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What evidence suggests that all amniotes may share a common origin for their penises?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

In what ways do the diverse reproductive structures in amniotes reflect their evolutionary history?

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