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The brain of frog is enclosed in a bony case called
ACranium or brain box bony structure
BVertebral column made of vertebrae
CPericardium membrane around heart
DMesorchium fold around testis
Answer & Solution
Correct answer: A. Cranium or brain box bony structure
Cranium (brain box) houses and protects the frog's brain. Vertebral column houses the spinal cord. Pericardium and mesorchium are connective tissues around the heart and testes respectively.
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