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Agnatha is a superclass of the phylum Chordata. It contains the jawless fish. Two common examples of this would be the lamprey and the hagfish.
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Does agnatha have ectoderm or endoderm?
Agnatha are ancient jawless fish that include lampreys and hagfish. They are also probably the earliest vertebrates and have ectoderm.
How do Agnatha achieve excretion?
agnatha excrete(expulse non-needed matter) by using a propulsory system called the anal ejector. they usually excrete this matter during copulation in the form of sperm wikipedia has this answer too
Is class agnatha endothermic or ecothermic?
Its Chondrichthyans and it depends on the species. Mostly they are ectothermic but a small number of exceptions exist. Some sharks, like the thresher shark, can warm parts of its body some what, this means a few C above water temperature not like how warm blooded animals regulate temperature. So in short.Ectothermic.
Chloroplasts and mitochondria are examples?
They are examples of organelles
What are the examples of natural fibers?
Examples of natural fibres?
Are Lampreys and hagfishes are examples of what kind of fishes members of the class Agnatha?
jawless fishes
Are Agnatha internal fertilized?
Externally
Does agnatha have ectoderm or endoderm?
Agnatha are ancient jawless fish that include lampreys and hagfish. They are also probably the earliest vertebrates and have ectoderm.
What are some agnatha examples?
Lampreys, and Hagfish, If you like eating tomatoes and drinking icecream through a straw I swear I found my true love eating mayonaise raw. yuck!
What types of body covering do Agnatha have?
skin
What does the word agnatha mean?
without jaws
What types of consumers are agnatha?
these are jawless fish which attached themselves by suckers to other fish in order to parasitize off them. Hagfish and Lampreys are common examples
What are three main groups of fishes?
Class Agnatha
What is the number of chambers in the agnatha heart?
Agnatha, such as lampreys and hagfish, have a two-chambered heart. The heart consists of an atrium and a ventricle, which pump blood through the circulatory system.
How do agnatha breath?
by the gill slits
How do class agnatha breathe?
with gills; they're fish!
Which class of chordates are jawless fish?
Jawless fish belong to the class Agnatha within the phylum Chordata. They are primitive fish lacking jaws, and include groups like lampreys and hagfish.
