If a boys hair is not trimmed, will his hair grow bigger then girls?

People are the same.If you don't cut your hair it will get longer.It's the same girl/boy falls on the same species.

If a boys hair is not trimmed, will his hair grow bigger then girls?

depend in which spot your talking about

If a boys hair is not trimmed, will his hair grow bigger then girls?

bigger? if you mean fuller, then the answer is no.

If a boys hair is not trimmed, will his hair grow bigger then girls?

NOT NECESSARILY. It depends on how he takes care of it and even then he needs to get a trim at least every six months.

If a boys hair is not trimmed, will his hair grow bigger then girls?

boys dont blow dry or flat iron their hair so yea it will grow bigger then girls hair. my lil bro never cuts his hair but he just gets a shape up and his hair grows like flowers. its like one of those chi cha plants.

If a boys hair is not trimmed, will his hair grow bigger then girls?

it might

If a boys hair is not trimmed, will his hair grow bigger then girls?

yaaa,

but very slooooooooww

bcoz my bro is dieing to grow his hair longer

and its growth i soooo slow.