Your task is to solve the following problems. For each, you must provide a written response...

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Biology

Your task is to solve the following problems. For each, you mustprovide a written response and a supporting Punnett square. YourPunnett square must be drawn by hand.

The ability to roll the tongue sideways (A) isdominant over the inability to roll one's tongue(a). In humans, non-attached earlobes(B) are dominant over attached earlobes(b). Two parents with attached earlobes can rolltheir tongues. They are both heterozygous for the tongue rollingtrait.

  1. What is the genotype of the mother?
  2. What is the genotype of the father?
  3. Whare are the possible gametes from the mother?
  4. What are the possible gametes from the father?
  5. Draw the Punnett square, and combine the gametes to produceoffspring.
  6. What is the phenotypic ratio of these offspring?

Answer & Explanation Solved by verified expert
4.4 Ratings (771 Votes)
It is given that the ability to roll the tongue sideways A is dominant over the inability to roll ones tongue a and nonattached earlobes B are dominant over attached earlobes b Both the parents have attached earlobes and    See Answer
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