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Cards In This Set
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What is the passing of traits from parents to offspring called?
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Heredity
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How many sets of instructions does a fertilized egg receive from EACH parent?
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One set from each parent. For humans that is 23 chromosomes from mom and 23 chromosomes from dad.
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What is the segment of DNA that determines the inheritance of a particular trait called?
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Gene
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What is an inherited characteristic of an organism called?
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Trait
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What is the amount of genetic information which you receive from each of your parents?
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� of the genetic information from mom and � of the genetic information from dad
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What are traits controlled by?
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Genes
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What are examples of inherited characteristics?
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Hair color, eye color, skin color, widow�s peak
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What are examples of inherited characteristics?
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Hair color, eye color, skin color, widow�s peak
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What are some examples of characteristics that are not inherited?
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Taste in music, Taste in books, how long you wear your hair
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What is the form of a gene called that shows up even when only inherited from one parent?
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Dominant
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What is the form of the gene called that shows up only when inherited from both parents?
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Recessive
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A bent little finger is an inherited trait which is present even when inherited only from one parent. What type of trait is this?
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Dominant
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Freckles are a trait which only shows up when inherited from both parents. What type of trait is this?
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Recessive
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Tongue rolling is a dominant trait which means that someone who can roll their tongue has inherited this trait from how many parents?
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One or both parents
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Albinism (the absence of skin pigmentation) is a recessive trait this means that someone who is an albino has inherited this trait from how many parents?
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Both parents
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