Biology, 20.12.2019 00:31, McMingMing

1. barney and betty are about to have their first child. they both have "normal" feet but barney's father has flat feet and betty has a child from a previous marriage who has flat feet, meaning they are both heterozygous for the trait. what is the probability that they will have a boy with flat feet(recessive trait)?

a.25%
b.50%
c.100%
d.75%

2. humans, the ability to roll the tongue is a dominant trait. the inability to roll the tongue is a recessive trait. if two individuals homozygous recessive for this trait have a child, what is the chance that the child will be able to roll his tongue?

a.100%
b.0%
c.50%
d.25%

Answers: 2

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1. barney and betty are about to have their first child. they both have "normal" feet but barney's f...