1 - For the purposes of this question, assume that being Rh+ is a consequence of D and that Rh- individuals are dd. The ability to taste phenylthiocarbamide (PTC) is determined by the gene symbolized T (tt are nontasters). A female whose mother was Rh- has the MN blood group, is Rh+ and a nontaster of PTC, and is married to a man who is MM, Rh-, and a nontaster. Assume that all the loci discussed in this problem are autosomal and independently assorting. Which of the following is NOT a possible genotype of the children? a) MNddtt b) МMddtt C) MNDdtt d) MMDdtt e) MNDDtt

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Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.