Yes but not much
Yes, they have.
a jellyfish
the jellyfishes Bell porotects it's organs
Jellyfish do not have any vision. They have light sensitive organs, which informs them where light is, but cannot see.
Potentially. It depends on the species.
Contrary to the concept of the movie Seven Pounds, Box jellyfish poison is a neurotoxin, and it is distributed to every part of the body, making organs unfit for transplant.
Humans have bones, jellyfish don't. Jellyfish are see through, humans aren't. Jellyfish will evaporate in the sun, humans won't. Jellyfish live under water, humans don't. Jellyfish have stinging tentacles, humans don't. Humans have different organs than jellyfish and allot more.
Jellyfish have no ears.Jellyfish lack basic sensory organs and brain, but their nervous systems generally allow them to perceive stimuli such as light and odor.
Jellyfish.
No.
Jellyfish are hermaphroditic animals. They possess the reproductive organs of both the male and female sexes, without any defined male and female characteristics.
There are quite a few animals that contain tissues but lack complex organs. One of these animals is the jellyfish.
jellyfish have no bones, exoskeleton, or shell to protect or support them. The jellyfish is considered simple-bodied because, like its Cnidarian cousins, it has no head, brain, heart, eyes, or ears. Thus it is also lacking in the sensory systems that correspond to these organs.