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Which of the following is not a characteristic of vertebrates?
No cell walls
Well-developed brain
Possess notochord
Possess two pairs of appendages
Invertebrates are multicellular and have no cell wall.
Vertebrates are
radially symmetrical, diploblastic and coelomate
bilaterally symmetrical, triploblastic and acoelomate
bilaterally symmetrical, triploblastic and coelomate
radially symmetrical, diploblastic and acoelomate
Vertebrates are bilaterally symmetrical, triploblastic and coelomate.
Fish have
a three-chambered heart
a two-chambered heart
a four-chambered heart
no heart
Fish have a two-chambered heart.
What transformation takes place during the metamorphosis of frog?
gill to leg
tail to leg
both gills and tail to leg
gill to tail
As the tadpole grows into a frog, it loses its gills and tail and develops legs for moving on land.
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