A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Do jellyfish have a heart?

Best Answers

The thing is, while jellyfish don’t have a brain or central nervous system, they do have a very basic set of nerves at the base of their tentacles. These nerves detect touch, temperature, salinity etc. and the jellyfish reflexively respond to these stimuli. read more

Most are transparent and bell-shaped. Their bodies have radial symmetry, which means that the body parts extend from a central point like the spokes on a wheel. If you cut a jellyfish in half at any point, you'll always get equal halves. Jellyfish have very simple bodies -- they don't have bones, a brain or a heart. read more

I believe jellyfish can survive without a heart because it is supported by homeostasis and metabolism. Some animals don't need a heart. Jelly fish dont have hearts because they dont need them they have no blood and no control over themselves They live by relying on nerve cells. read more

Encyclopedia Research

Wikipedia: