[nabs-l] punnett squares

Sun Mar 4 22:28:48 UTC 2012

Use Excel or a table in Microsoft Word.

----- Original Message ----- 
From: "Chris Nusbaum" <dotkid.nusbaum at gmail.com>
To: "National Association of Blind Students mailing list" 
<nabs-l at nfbnet.org>
Sent: Sunday, March 04, 2012 1:53 PM
Subject: Re: [nabs-l] punnett squares

> Oh yeah! The only problem with that solution, Josh (and BTW, I did the 
> same thing in bio last year, that is, my IA, instructional assistant, 
> Brailled them for me) is when the teacher asks you on an assignment or 
> test or something to actually make the punnet square from scratch.  Then 
> you'd have to use a Brailler.
>
> Chris
>
> Chris Nusbaum
> Email and Google Talk/Keychat (on the BrailleNote) ID: 
> dotkid.nusbaum at gmail.com
> Skype: christpher.nusbaum3 or search for Chris Nusbaum
>
> "The real problem of blindness is not the loss of eyesight.  The real 
> problem is the misunderstanding and lack of education that exists.  If a 
> blind person has the proper training and opportunity, blindness can be 
> reduced to a mere physical nuisance."
> -- Kenneth Jernigan
>
> ----- Original Message -----
> From: josh gregory <joshkart12 at gmail.com
> To: National Association of Blind Students mailing list <nabs-l at nfbnet.org
> Date sent: Mon, 27 Feb 2012 20:13:12 -0500
> Subject: Re: [nabs-l] punnett squares
>
> Or just ask them to braille them out for you, that's what was done for
> me.  Took a while for me to get it, but I think the teacher said I was
> one of the few that actually got the concept.  Btw, brings back
> memories, Ashley.  :)
>
> On 2/27/12, Ashley Bramlett <bookwormahb at earthlink.net> wrote:
> Hi,
> You cannot do punnet squares in a linear form on a braille note.  Use a
> brailler; yes do them on graph paper or make the  squares tactilly 
> somehow.
> I used large print.  But same concepts apply.  Punnet squares are a grid 
> of
> squares.  So picture a small table.
> I believe they are two rows, two colums as  I recall.  You put two
> letters in each square to represent genes.
> I really hope I explain the representation right as its been years since 
> bio
> for me.
> If you bring two of the same letters together, its homozygous.  Note the
> capital or lowercase letters as I write.
> Capitals are dominant and lower case are recessive.
> Example:  bb for recessive brown eyes.
> Example B B for dominant blue eyes.
>
> If you have different case of letters, its hetro zygous.
> You look at the top letter and letter on the side to put the letters in 
> the
> square.  For instance a Large P for dominant gene on top and on the side a
> small O for recessive gene.  So you write P O in the block.
> Quite hard to explain without showing you.  I suggest you ask your 
> teachers
> for clarification.
>
> This video might help; maybe if you watch it with a sighted person they 
> can
> help you understand it.
> http://www.youtube.com/watch?v=J8SQAiVWw_s
>
> Ashley
> -----Original Message-----
> From: vejas
> Sent: Monday, February 27, 2012 7:08 PM
> To: nabs-l at nfbnet.org
> Subject: [nabs-l] punnett squares
>
> Hi,
> I am really, really, really confused with Punnett squares.  So I
> have some questions about them.
>
> First, to make them, should I use a Perkins Brailler? I do all my
> other science work, as well as for my other subjects except math
> homework, on my Braille-Note Apex.  Would a Perkins Brailler be
> better?
> Also, do you hand-make the grids? I have some graph paper from
> math that I might be able to use, but hand-making them might be
> easier.
> So can you please explain how to make a Punnett? Also, it would
> really help if you could additionally tell me how you learned
> Punnett squares because I'm really confused.
> Thank you for your time.  Attached to this email is a copy of the
> questions from the worksheet that I am supposed to do for
> homework.  Ignore Problem 10 and any others that you don't have
> to solve.
> Sincerely,
>
> Vejas
>
>
>
>
>
>
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> --
> Sent via gmail.com
> Email: joshkart12 at gmail.com
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