The wood frog is unusual because it()
A.can move about easily on frozen ground
B.buries itself in leaves and dirt at the start of spring
C.survives even after its body has become frozen
D.lives a normal life even in very cold weather
A.can move about easily on frozen ground
B.buries itself in leaves and dirt at the start of spring
C.survives even after its body has become frozen
D.lives a normal life even in very cold weather
B.It lowers the temperature in the spaces between the frog’s cells
C.It causes the frog’s cells to produce more starch
D.It allows the frog’s cells to produce more water
A、fossil fuels
B、newer fuels
C、newer energy
D、--
B.How its heart starts again when it unfreezes
C.Which parts of its body freeze in cold weather
D.Why it takes so long to unfreeze at the end of winter
B.They change when the frog is threateneD
C.They attract the frogs’ mates.
D.They help protect the frogs.
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