Genetics

Which of these is a learned behavior for a dog?

• walking on four legs
• rolling over on command
• barking
• panting 

Which of these is an inherited trait for humans?

• knowing how to read
• speaking English
• being able to play the violin
• having two arms 

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Which sentence is TRUE?

• Acquired traits are passed from parents to offspring
• Inherited traits are passed from parents to offspring
• Behaviors are never inherited
• Behaviors are always inherited 

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In a population of cardinals, all the birds have short beaks. Their short beaks are an example of

• a learned behavior 
• an inherited trait
• an acquired trait
• an inherited behavior 

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Which of the following is an acquired trait?

• blue eyes
• a good sense of smell
• a chipped tooth
• yellow flowers 

What is heredity?

• A kind of genetic disorder
• The way DNA divides
• A trait you inherit from your parents
• The passing down of traits from parents to children

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What is the relationship between DNA and chromosomes?

• Chromosomes are made of DNA
• DNA is made of chromosomes
• DNA and chromosomes are the same thing.
• All of the above are correct

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How many pairs of chromosomes exist in each of your cells?

• 10
• 12
• 23
• 46

Why are your chromosomes arranged in pairs?

• Scientists have no idea
• Because you get one from your mom and one from your dad
• Because pairs can divide easier
• Because DNA is awesome

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Which statement is true?

• Your DNA is the same as your siblings.
• Your set of DNA is identical to your mothers.
• Your set of DNA is identical to your fathers.
• Your DNA is unique to you.

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