retinas Meaning️️.️️❤️️︎ What does retinas mean?

retinas

Methods Endothelial cells obtained from bovine retinas were cultured in vitro.
A little Nogo expressed in the Muller's cells of normal rat retinas.
Cataracts, or glaucoma at an early age , or detached retinas, also occur in people Marfan syndrome.
Bipolar cells are responsible of transmitting light signals from photoreceptors to ganglion cells in vertebrate retinas.

There is relatively little information about retinas, maybe you can watch a bilingual story to relax your mood, I wish you a happy day!

A woman walks into a pet shop and sees a cute little dog. She asks the shopkeeper, "Does your dog bite?"
The shopkeeper says, "No, my dog does not bit."
The woman tries to pet the dog and the dog bites her.
"Ouch!" She says, "I thought you said your dog does not bite!"
The shopkeeper replies, "That is not my dog!"
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