Author Question: Two people with curly hair (a dominant trait) are wondering how likely it is that their first child ... (Read 123 times)

penguins · **on:** Sep 26, 2020

Question 1

Twin studies show that some personality traits, such as antisocial behavior and religiousness, show __________ with age.
◦ increasing heritability
◦ decreasing heritability
◦ no change in heritability
◦ increasing shared environmental influences

Question 2

Two people with curly hair (a dominant trait) are wondering how likely it is that their first child will have curly hair. A geneticist determines that they are both heterozygous for curly hair (meaning they have one dominant and one recessive allele each). She tells them the probability of their first child having curly hair is about __________ percent.
◦ 100
◦ 75
◦ 50
◦ 25

mcabuhat · **Reply #1 on:** Sep 26, 2020

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