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What are two ways the cartilage fish are more advanced than the jawless fish?
cartilage fish have paird fins and jaws and they have bones. jawless fish have no paired fins and jaws and they have no bone Cartilage fish = sharks and rays Jawless fish = hagfish and lampre
What order is jawless fish in?
Jawless fish are the oldest group of fish, belonging to the class Agnatha. Within this class, they are further divided into two orders: the Petromyzontiformes (lampreys) and the Myxiniformes (hagfish).
Which of these comprise one of the two families of jawless fish that make up the superclass Agnatha?
Lamprey
Is a hagfish a cartilaginous fish?
Hagfish are cartilaginous, meaning their skeletons are made from cartilage. FALSE what the person just wrote is wrong. Hagfish are neither cartilaginous or bony fish. Although they have cartilage in their bodies, they belong to a third category called Jawless fish. Jawless, cartilaginous, and bony are the 3 types of fish.
How many heart chambers does a jawless fish have?
Jawless fish, such as lampreys and hagfish, typically have a two-chambered heart consisting of a single atrium and a single ventricle. This simpler heart structure is characteristic of agnathans, an ancient group of vertebrates.
What does a jawless fish eat?
There are two different types of jawless fish basically, the hagfishes and the lampreys. The larval stages of thse organisms are filter feeders, and eat a variety of plankton. The adult lamprey feeds on fish blood, as they are parasites. The adult hagfish feeds on dead and decaying animal material such as fish or marine mammal carcasses.
Are eels a bony or jaw cartilaginous fish?
it has two types of species the first is the jawless fish the secent is not
What are the classifications of fish?
Fish are classified into three main groups: Agnatha (jawless fish such as lampreys), Chondrichthyes (cartilaginous fish such as sharks and rays), and Osteichthyes (bony fish such as salmon and tuna). Osteichthyes are further divided into two subclasses: Actinopterygii (ray-finned fish) and Sarcopterygii (lobe-finned fish).
What are examples of agnatha?
Examples of agnatha, or jawless fish, include lampreys and hagfish. These fish are characterized by their lack of jaws, paired fins, and scales. They are considered primitive vertebrates and play important roles in marine ecosystems.
What is an agnathan?
An agnathan is a variety of jawless fish of the superclass Agnatha - of which two groups survive today - lampreys and hagfish - comprising around 120 species in all.
What are the two kinds of mutations?
ape to human phytoplankton to fish
What is a two kinds of fish?
ewan mga abnormal keyo
