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1. ### PTC Paper Test With Odd Results?

1 Answers · Science & Mathematics · 12/02/2012

2. ### Vertebrate Ptc/Hh Signalling Pathway?

PubMed has some good online books. Start here:

1 Answers · Science & Mathematics · 29/08/2007

3. ### I can't taste PTC paper strips?

There is such a thing as a "SuperTaster," who seem to perceive the taste more strongly becasue they are homozygous dominant; this makes some authorities say that "tasting" is an incompletely dominant trait. But, in...

4 Answers · Science & Mathematics · 24/03/2011

4. ### What is the genotype and pehontype of PTC.?

1. TT x tt = Tt, Tt, Tt, Tt Phenotypic ratio is 1 taste Genotypic ratio is 1 Tt 2. Tt x tt = Tt, Tt, tt, tt Phenotypic ratio is 1 taste : 1 no taste Genotypic...

1 Answers · Science & Mathematics · 28/10/2010

5. ### You are a PTC taster, your brother is not, your father is, your mother is not?

Since it is a dominant trait you must be heterozygous. So if P=taster, your mother is pp, father is Pp (because your brother is a non-taster so pp) and so you are Pp.

1 Answers · Science & Mathematics · 25/02/2014

As PTC is caused by a dominant allele, those that are hetreozygote will also...

2 Answers · Science & Mathematics · 01/05/2011

7. ### 25% of the students tested for tasting PTC could not,?

q^2 = .25 q = .5 1-0.5= .5 p = .5 q = 50% The allele is represented by q, so the frequency is 50% For part 2 the answer is 0%. They must have gotten a recessive allele from both parents and therefore neither parent can have 2 dominant...

1 Answers · Science & Mathematics · 15/12/2008

8. ### Gel electrophoresis and phenylthiocarbamide (PTC) tasting?

1 Answers · Science & Mathematics · 25/05/2007

9. ### The ability to taste the chemical PTC is determined by a single gene in humans with the ability to taste gi?

Predict the proportion of their children who will be tasters and nontasters. Use a Punnett square to illustrate how you make these predictions. ...|.T..|.t.. T.|.TT.|.Tt. t..|.Tt..|.tt. 25...

3 Answers · Science & Mathematics · 02/11/2010

10. ### Why is there more PTC taste testers than non-PTC taste testers?

That is the reason - it is dominant, so homozygous TT or heterozygous Tt would be tasters.

1 Answers · Science & Mathematics · 23/10/2009