In the pig, the cranial (free) end of the penis lacks a true glans and instead forms a spiral, counter-clockwise twist, an anatomical adaptation that aids in mating and species-specific semen deposition.
The cranial portion of the penis has no glans but is spirally twisted counter clockwise in:
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Question context
This question is part of 🧫 Biotechnology within the broader 🧬 Medical Science subject and appears in the PPSC Punjab Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.