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    A question suddenly sprung to mind it was in my AS bio exam,
    A fish which has just been born does not have any gills how does it breath?
    Someone please answer it its really bugging me :rolleyes:
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    I thought they were born with gills....
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    (Original post by Babygal)
    A question suddenly sprung to mind it was in my AS bio exam,
    A fish which has just been born does not have any gills how does it breath?
    Someone please answer it its really bugging me :rolleyes:
    If born without gills certainly through the skin...that's all i can think of..:-s
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    (Original post by Babygal)
    A question suddenly sprung to mind it was in my AS bio exam,
    A fish which has just been born does not have any gills how does it breath?
    Someone please answer it its really bugging me :rolleyes:
    They are born with gills arent they? :confused: :confused:

    If not they die? :rolleyes:
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    Fishes ARE born with gills, there just not as big a well developed as adult fishes gills.
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    (Original post by Babygal)
    A question suddenly sprung to mind it was in my AS bio exam,
    A fish which has just been born does not have any gills how does it breath?
    Someone please answer it its really bugging me :rolleyes:
    i think they breathe through their arse, but im not sure, cus how the hell does arse process oxygen and all that stuff
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    (Original post by TheWolf)
    i think they breathe through their arse, but im not sure, cus how the hell does arse process oxygen and all that stuff
    I hope this question wasn't asked in any exam you did.
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    (Original post by TheWolf)
    i think they breathe through their arse, but im not sure, cus how the hell does arse process oxygen and all that stuff
    no they crap caviar from their arse
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    (Original post by tis_me_lord)
    I hope this question wasn't asked in any exam you did.
    LOL
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    it was in the AQA spec B and the question was what i said for definite, exactly wat everyone has said, a fish can only breathe through its gill, the countercurrent system and stuff, so anyway i guess i'll just have to wait till the markscheme comes out

    xxx
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    (Original post by Babygal)
    it was in the AQA spec B and the question was what i said for definite, exactly wat everyone has said, a fish can only breathe through its gill, the countercurrent system and stuff, so anyway i guess i'll just have to wait till the markscheme comes out

    xxx
    surely when a fish is born it's surface area to volume ratio is large enough for it to be able to breathe merely by allowing gases to diffuse over some sort of partially permeable membrane? can't see how else it would obtain oxygen
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    (Original post by priya)
    surely when a fish is born it's surface area to volume ratio is large enough for it to be able to breathe merely by allowing gases to diffuse over some sort of partially permeable membrane? can't see how else it would obtain oxygen
    thats what i was thinking... arent they fairly see through when they're born, if that has anything to do with it?!
 
 
 
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