Marine Bony Fishes Are

Q1: Explain why the discovery of a complete

Q6: Sharks have _ scales.<br>A)placoid<br>B)ctenoid<br>C)cycloid<br>D)ganoid<br>E)polyploid

Q9: Adult eels from both Europe and North

Q16: Discuss the efficiency of swimming versus walking

Q19: Some sharks that develop a placental-like attachment

Q21: Migratory fishes,such as the Atlantic salmon,that spend

Q27: In the elasmobranchs,the sexes are separate and

Q42: A lobe-finned fish thought to have been

Q43: Representatives of the most primitive non-teleost neopterygians

Q46: Hagfishes<br>A)are entirely fresh water animals.<br>B)are parasitic.<br>C)have a