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How do class agnatha breathe?
with gills; they're fish!
How do the agnatha breathe?
they have seven gills made of cartilage which are attached onto modified lungs
What are identifying characteristics of Agnatha?
Agnatha, also known as jawless fish, lack jaws and scales. They have a cartilaginous skeleton, a round mouth, and a single nostril on their head. Agnatha are also known for their ability to produce slime as a defense mechanism.
How nocturnal animals breathe?
they breathe in the same way as daytime animals
Does agnatha have ectoderm or endoderm?
Agnatha, which includes jawless fish like lampreys and hagfish, have all three germ layers: ectoderm, mesoderm, and endoderm. They exhibit the typical triploblastic organization found in most animals.
What makes plants unique from animals in the food chain?
Plants breathe in carbon dioxide and breathe out oxygen; animals breathe in oxygen & breathe out carbon dioxide.
What animals breathe with lung?
All mammals can breathe with lungs.
In which ways plants and animal depend on each other?
well you need animals to have plants cause plants breathe and so do animals. animals breathe what plant exhale and we breathe what plants exhale.
How do some animals breathe?
in and out, in and out.
What animals do not breathe like humans?
Marine animals.
Why dont animals use up all the oxygen in the atmosphere?
Animals do not use up all the oxygen in the atmosphere because plants produce oxygen. When they breathe, plants inhale carbon dioxide (which is what animals breathe out) and exhale oxygen (which is what animals breathe in).
How does oxygen use by animals?
Animals breathe in oxygen in the air.
