does bike riding everyday grow muscle on ur thighs n legs n stuff and since those...

...work out bicycles--? make u grow muscle on ur thighs, legs and butt if u do it everyday, will it make ur thighs and legs look bigger or what ? cause my teacher bikes everyday and his legs are like muscly and sculpted o.O
answer all questions pls :\ idk which question u answered to..
 
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