Anybody can answer this clue! (5)

I believe the answer is:

human

I'm a little stuck... Click here to teach me more about this clue!

'anybody can answer this clue' is the definition.
Although both the answer and definition are singular nouns, I cannot understand how they can define each other.

This is all the clue.

Can you help me to learn more?

(Other definitions for human that I've seen before include "Characteristic of people" , "Anthropoid" , "Relating to people" , "Being that's apt to err?" , "Like a real person" .)

I've seen this clue in the Evening Standard.

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