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BIOLOGY

JAMB 2005 - Question 12

Biology 2005 JAMB Past Questions - Question 12: The transition from amphibians to mammals involves the limbs becoming arranged to support the weight more effectively requiring modifications in the

Choose the most appropriate option for the gap .

The transition from amphibians to mammals involves the limbs becoming arranged to support the weight more effectively requiring modifications in the

A: collar bones and coccyx

B: pectoral and pelvic girdles

C: scapulae and clavicles

D: vertebrae and sternum

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Correct Answer

Explanation

The-pectoral girdle consists of the scapula - coracoid and clavicle. pectoralgirdle supports the fore limbs. the pelvic girdle or hip girdle supports the hind limbs In reptiles, the limbs are modified for lifting them off the ground. in toads the fore-limbs are modified for absorbing shock on landing.