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What type of fish has bony skeletons?
There are bony fishes and cartilaginous fishes.
Both bony fishes and cartilaginous fishes have?
it has denticles
What is filiform and lameliform gills?
cartilaginous fishes have lamelliform gills. bony fishes have filiform gills.
What is the structure of the cartilaginous and bony fishes that detects vibrations in the water?
Lateral Line
What are three major groups of fishes?
Jawless fish, cartilaginous fish, and bony fish.
Bony fishes have a gas-filled organ which is called?
Bony fishes have a gas-filled organ called the swim bladder. This organ helps them to control their buoyancy and maintain their position in the water column by adjusting the amount of gas it contains.
What does a bony fish have to control its buoyancy?
Bony fishes use the swim bladder to help control and maintain their buoyancy. These are internally gas-filled organs which helps contribute the ability to stay at current water depth without wasting energy in swimming.
What structural adaptations gave bony fish an advantage over cartilaginous fish?
Bony fish have a bony skeleton that provides more support and protection compared to the cartilaginous skeleton of cartilaginous fish. Bony fish also have a swim bladder, which helps with buoyancy control, allowing for more efficient swimming. Additionally, bony fish have scales that provide further protection against predators and environmental factors.
Which pair of characteristics would you use to place a fish in one of the three fish classes agnatha cartilaginous fishes or bony fishes?
skin type
How do scientist classify sharks and rays?
Sharks and Rays belong to the class Chondrichthyes, the cartilaginous or non-bony fishes.
What type of skeleton does red snapper have?
A bony skeleton. Snappers are a member of the taxonomic group Osteichthyes (bony fish), as opposed to cartilaginous fishes (like sharks) or boneless fishes (like hagfish).
Difference between placoid and cycloid scale?
Placoid scales are found in cartilaginous fishes and can be dermal or mesodermal in origin whereas cycloid scales are the bony scales found in bony fishes that are always mesodermal in origin.
