Monday, April 16, 2012

The most primitive vertebrates are members of the group of a. jawless fishes b. amphibians c. cartilaginous fish d. birds e. bony fish


The most primitive vertebrates are members of the group of
a.    jawless fishes
b.    amphibians
c.    cartilaginous fish
d.    birds
e.    bony fish
Ans:  jawless fishes

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