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Q&A How can a human male be made to produce sperm for another species?

An alien creature has secretly landed on earth, seeking to propagate itself among the local species. It studies the individual sexes of a race called humans and determined that the males would be m...

4 answers  ·  posted 5y ago by Incognito‭  ·  last activity 5y ago by Incognito‭

Question genetics