One of the meanings of the word "conception" is "thought, idea, or belief." which of these prefixes should be added to "conception" to make it mean "a wrong or erroneous belief"?

The answer is indeed "misconception".

Explanation:

A prefix is a letter or group of letters added to the beginning of a word with the intention of altering its meaning by forming a different word. The prefix that is added to the noun "conception" to transform its meaning into "a wrong or erroneous belief" is mis-. The word then becomes "misconception".

The prefix mis- comes from Middle English and means wrong, bad, or erroneous, as well as lack of. For instance: misunderstanding; misfortune; misspelling; mistreat; mislead; mistrust.

heritage? culture? religion? gene? trait?

it is grammatically incorrect and is illegible to me and i can not answer it.