TLS Online TPP Program

#Question id: 3588


The ability to taste the chemical phenylthiocarbamide is an autosomal dominant phenotype, and the inability to taste it is recessive. If a taster woman with a nontaster father marries a taster man who in a previous marriage had a nontaster daughter. What is the probability that their first child will be tasters’ girl?

#Section 3: Genetics, Cellular and Molecular Biology
  1. 1/4              

  2. 3/4   

  3. 3/8                   

  4. 1/8