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Attached earlobes are a recessive trait in humans. In the tree below, people with attached earlobes are shaded in. Which best describes the person labeled X in the tree?

Attached earlobes are a recessive trait in humans. In the tree below, people with attached earlobes are shaded in. Which best describes the person labeled X in the tree?
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Attached earlobes are a recessive trait in humans. In the tree below, people with attached earlobes are shaded in. Which best describes the person labeled X in the tree?

Attached earlobes are a recessive trait in humans. In the tree below, people with-example-1
asked
User Kapoue
by
8.6k points

2 Answers

6 votes

Answer:

A male with one recessive allele

Step-by-step explanation:

a p e x :)

answered
User Koichirose
by
8.1k points
5 votes
The square denotes male. One parent is recessive, so X must have at least one recessive allele. B is the right answer.
answered
User Nizzam
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8.2k points
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