Final Exam BIOL 101-Questions 17-20.docx - n 17 2 What is a...

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n 172 /What is a recessive trait? A trait that not everyone in your family shareA trait only visible when organisms are heterozygous for the responsible geneA trait that a person carries but that does not affect the phenotypeA trait that appears when a person has two recessive alleles for that geneThe least common variation of that trait in a population
Question 180 / 2pointsBiomedical scientists study species as different as worms, fruit flies, mice, zebrafish,or rhesus monkeys to understand human genes and how they lead to diseases. Why?

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