A marine biologist catches a species of fish she has never seen before. Upon examination, she determines that the species has a predominantly cartilaginous skeleton and a swim bladder. If its pectoral fins are not fused with its head, to which category of fish does the specimen belong? a. Rays b. Osteichthyes c. Sharks d. Hagfish
A marine biologist catches a species of fish she has never seen before. Upon examination, she determines that the species has a predominantly cartilaginous skeleton and a swim bladder. If its pectoral fins are not fused with its head, to which category of fish does the specimen belong? a. Rays b. Osteichthyes c. Sharks d. Hagfish
Chapter32: Structural Support And Movement
Section: Chapter Questions
Problem 14SA
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Question
A marine biologist catches a species of fish she has never
seen before. Upon examination, she determines that the
species has a predominantly cartilaginous skeleton and a
swim bladder. If its pectoral fins are not fused with its
head, to which category of fish does the specimen
belong?
a. Rays
b. Osteichthyes
c. Sharks
d. Hagfish
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