June 23 , 2022
758 days
729
- As per the recent studies, middle ear of human has evolved from fish gills.
- Middle ear of human houses three tiny, vibrating bones.
- It helps in transporting sound vibrations into inner ear.
- Fossil and embryonic evidence proves that, human middle ear evolved from spiracle of fishes.
- However, origin of vertebrate spiracle is an unsolved mystery in vertebrate evolution.
![](https://www.tnpscthervupettagam.com/assets/home/media/general/original_image/23-1412.jpg)
Post Views:
729