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nfolkab nfolkab
wrote...
Posts: 20
Rep: 1 0
9 years ago
A dominant allele, T, codes for the ability to taste the compound pheylthiocarbmide (PTC). People who are homozygous for the recessive allele, t, are unable to taste PTC. In a genetics class of 125 students, 88 students and can taste PTC and 37 cannot.
a) calculate the expected frequencies of the T and t alleles in the student population
b) how many students would you expect to be heterozygous for the tasting gene
c) how many students would you expect to be homozygous for the tasting gene

 I found out how to do a, but I dont know how to change the percentages of students into numbers of students in b and c...
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17 Replies

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wrote...
9 years ago
Hope my efforts have helped... Peace Waving Hand Sign
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alexrobertson,  lbmclean,  issaaachu,  savio,  PlumMan,  ferha,  Smedley,  Jeankk1,  bio_man
wrote...
9 years ago
Thanks!
wrote...
9 years ago
Thanks!

You're welcome, don't forget to mark this solved.
wrote...
9 years ago
a) T= 0.49 t= 0.54
b) 62
c) 26
wrote...
9 years ago
thanks so much >o<
wrote...
9 years ago
Thank you so much.  Slight Smile
wrote...
Donated
8 years ago
Oh god... I did this experiment. My teacher told us if we could taste it, it would be sweet like vanilla. I could taste it. Never liked him much after it... Probably the worst taste ever.
wrote...
7 years ago
Mark as solved (:
wrote...
A year ago
thanks
wrote...
A year ago
Thanks
wrote...
A year ago
Thank you, it was helpful.
wrote...
A year ago
thank you
wrote...
7 months ago
Thank you
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