How does human vision occur in our body system?


Question:
why does human vision occur?

Answers:
It was one of the most essential stages of all animal evolution to develop visual accuity.

Darwin remarked it was the most important evolution, and remarked that the perfection of the circle in the eye led him to question his own faith in evolution, he believed that the perfection must have come from God even though he did not believe God was at hand through the evolutionary process.

He witheld publishing his results on Evolution for years due to his religious fears, it was not until Wallace ncame close to publishing similar theories tha spurned him into action.




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