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Home Q & A Board Biology-Related Homework Help Zoology and Botany (Moderator: ehd123)
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FISH0818 FISH0818
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11 years ago
Rays and frogs have a vertebral column.
 Mammals and turtles are more closely related than are lungfishes and sharks.
 Descendants of organism (d) have legs.
 Organism (a) is a common ancestor of all chordates.
 Lancelets and coelacanths are more closely related than are chimaeras and coelacanths.
 Organism (c) is a common ancestor of lampreys and lungfishes.
 Birds and ray-finned fishes have a notochord and jaws.
 Hagfishes, lungfishes, and frogs have lobed fins.
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#1
11 years ago
There is something wrong with the layout of your question. It refers to item unidentified as a,c and d and I do not see them.
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