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Different hets

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  • 03-09-2007, 03:40 PM
    Jahbeard
    Different hets
    So, lets say you have a 100% het albino and a 100% het ghost (assuming different genders, of course). What would the visual offspring be, if anything at all? And would the non-visuals be 66% double het? Are they even compatable? Any help would be appeciated.
  • 03-09-2007, 03:41 PM
    Freakie_frog
    Re: Different hets
    0% visual all would be double 50% het for albino and ghost.
  • 03-09-2007, 03:44 PM
    Snakeman
    Re: Different hets
    so none of them would actually come out as albinos or ghosts?
  • 03-09-2007, 03:47 PM
    AzureN1ght
    Re: Different hets
    Quote:

    Originally Posted by Snakeman
    so none of them would actually come out as albinos or ghosts?

    You need 2 matching recessives to = a visual. 2 het albinos or 2 het ghosts or 2 albino-ghost hets would give you visuals. At least, that's how I understand it.

    In high school did you ever do that blue eyes brown eyes thing? With the big B's for brown eyes and the little b's for blue eyes? Blue eyes are a recessive trait in humans, so both parents need to be visual (both having blue eyes) or recessive (both carrying the recessive blue gene) in order for the eyes to be blue. It's the same deal with recessive traits in snakes.
  • 03-09-2007, 03:48 PM
    Jahbeard
    Re: Different hets
    Quote:

    Originally Posted by Freakie_frog
    0% visual all would be double 50% het for albino and ghost.

    Not to be simple, but why only 50%. And can they carry 2 resessive genes at the same time?
  • 03-09-2007, 03:55 PM
    Freakie_frog
    Re: Different hets
    Thats the percent chance that each animal with be carrying the gene. Because when only one copy of a gene is present in a parent some babies want inherit the trait.
  • 03-09-2007, 03:57 PM
    Snakeman
    Re: Different hets
    Quote:

    Originally Posted by AzureN1ght
    In high school did you ever do that blue eyes brown eyes thing? With the big B's for brown eyes and the little b's for blue eyes? Blue eyes are a recessive trait in humans, so both parents need to be visual (both having blue eyes) or recessive (both carrying the recessive blue gene) in order for the eyes to be blue. It's the same deal with recessive traits in snakes.

    the punnett square? yeah, that was nearly 3 years ago but i remember.
  • 03-09-2007, 03:58 PM
    Evan Jamison
    Re: Different hets
    Quote:

    Originally Posted by Jahbeard
    Not to be simple, but why only 50%.

    Each parent will pass on either the normal gene or the mutant gene for the trait in which they are a carrier (het). Each offspring has a 50% chance of inheriting the albino gene from the het albino parent, and a 50% chance of inheriting the hypo gene from the het hypo parent.

    66%'ers come from breeding two hets of the same trait. Each of the non-visual offspring have a 2/3 chance of being a het from this pairing.

    -Evan
  • 03-09-2007, 04:00 PM
    Evan Jamison
    Re: Different hets
    Quote:

    Originally Posted by Jahbeard
    ...And can they carry 2 resessive genes at the same time?

    Yes, each offspring would have a 25% chance of being carriers for BOTH recessive genes.

    -Evan
  • 03-09-2007, 04:00 PM
    Snakeman
    Re: Different hets
    Quote:

    Originally Posted by Evan Jamison
    Each of the non-visual offspring have a 2/3 chance of being a het from this pairing.

    so there would be a 1/3 chance of actually getting the desired morph for each baby?
  • 03-09-2007, 04:04 PM
    Freakie_frog
    Re: Different hets
    Quote:

    Originally Posted by Snakeman
    so there would be a 1/3 chance of actually getting the desired morph for each baby?

    Bingo!

    And if it's male or female?? you want know till you breed it back to mom or dad or another proven het or double het. Its a long term thing but can really payoff if your patient.
  • 03-09-2007, 04:07 PM
    Evan Jamison
    Re: Different hets
    Quote:

    Originally Posted by Snakeman
    so there would be a 1/3 chance of actually getting the desired morph for each baby?

    Think of a punnet square. From a het x het breeding, each offspring has a 1/4 of inheriting both recessive genes, a 2/4 chance of inheriting one recessive gene and one normal gene, and a 1/4 chance of inheriting both normal genes. With the 1/4 that is obviously not a het (visual albino), that leaves all the normal looking offspring having a 2/3 chance of being a carrier.

    -Evan
  • 03-09-2007, 04:16 PM
    Snakeman
    Re: Different hets
    Quote:

    Originally Posted by Evan Jamison
    Think of a punnet square. From a het x het breeding, each offspring has a 1/4 of inheriting both recessive genes, a 2/4 chance of inheriting one recessive gene and one normal gene, and a 1/4 chance of inheriting both normal genes. With the 1/4 that is obviously not a het (visual albino), that leaves all the normal looking offspring having a 2/3 chance of being a carrier.

    -Evan

    now that makes sense. so 2/4(50%) chance of being het something. no wonder there are more hets than actual desired morphs,and why they cost so much since they're harder to produce.hopefully i do the punnet square section in biology soon.
  • 03-09-2007, 04:19 PM
    Jahbeard
    Re: Different hets
    Quote:

    Originally Posted by Freakie_frog
    Thats the percent chance that each animal with be carrying the gene. Because when only one copy of a gene is present in a parent some babies want inherit the trait.

    So they woud be 50% het for ghost or albino, but all het for something?
  • 03-09-2007, 04:20 PM
    krood
    Re: Different hets
    ok what about a 66% het hypo male to a 100% het hypo female? what % of the offspring would be hypo if any?
  • 03-09-2007, 04:25 PM
    Freakie_frog
    Re: Different hets
    Quote:

    Originally Posted by krood
    ok what about a 66% het hypo male to a 100% het hypo female? what % of the offspring would be hypo if any?

    Well if it happens that you prove out the 66% het as 100% then youd get 25% hypo, 50% het hypo and 25% normal. if the 66% het doesn't prove out then all off spring would be 50% het hypo.
  • 03-09-2007, 04:29 PM
    Freakie_frog
    Re: Different hets
    Quote:

    Originally Posted by Jahbeard
    So they woud be 50% het for ghost or albino, but all het for something?

    Yea.

    Question what is a 99% het for albino????
  • 03-09-2007, 04:32 PM
    AzureN1ght
    Re: Different hets
    Quote:

    Originally Posted by Freakie_frog
    Question what is a 99% het for albino????

    It's 66% upside down? :D
  • 03-09-2007, 04:33 PM
    Freakie_frog
    Re: Different hets
    Quote:

    Originally Posted by AzureN1ght
    It's 66% upside down? :D

    I hope someone did that that person for a ride on "99% hets"
  • 03-09-2007, 04:37 PM
    tmlowe5704
    Re: Different hets
    The ones I love to see are when people say, "well 66% het brother proved out so I have good feelings that she is het as well."
  • 03-09-2007, 04:42 PM
    Evan Jamison
    Re: Different hets
    Quote:

    Originally Posted by Jahbeard
    So they woud be 50% het for ghost or albino, but all het for something?

    From a het albino x het hypo breeding, all would be 50% het for albino, and 50% het for hypo, meaning each would have a.....

    25% chance of not being het for anything
    25% chance of being only het for albino
    25% chance of being only het for hypo
    25% chance of being het for both albino and hypo

    -Evan
  • 03-09-2007, 04:45 PM
    Freakie_frog
    Re: Different hets
    Quote:

    Originally Posted by Evan Jamison
    From a het albino x het hypo breeding, all would be 50% het for albino, and 50% het for hypo, meaning each would have a.....

    25% chance of not being het for anything
    25% chance of being only het for albino
    25% chance of being only het for hypo
    25% chance of being het for both albino and hypo

    -Evan

    See 1 in 4 chance
  • 03-09-2007, 06:27 PM
    rabernet
    Re: Different hets
    Quote:

    Originally Posted by Jahbeard
    So they woud be 50% het for ghost or albino, but all het for something?

    No, they would not all be het for something - some could get the normal gene from one parent and a normal gene for the other and be a normal. You'd have one year breed an offspring to an albino to see if they inherited the albino gene and to the hypo the next year to see if they inherited that gene.

    Even then, the ball gods might not be smiling on you and give you all normal looking babies.

    If you really want to make double hets - breed a visible albino to a visible hypo and make 100% double hets.
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