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A Game of X’s and O’s

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A. a single cell organismB. a string of Mitochondrial DNAC. non-hereditary traits such as learned behaviorsD. a hereditary unit consisting of a sequence of DNA

Which of these is the correct definition for a gene?

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D. a hereditary unit consisting of a sequence of DNA

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Which of these is the correct definition for a gene?

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A. camouflageB. mimicryC. instinctD. hibernation

Some birds fly south for the winter. Birds know when and where to fly because of —

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C. instinctHome

Some birds fly south for the winter. Birds know when and where to fly because of —

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A. a bird building a nestB. a turtle burying its eggsC. a bear hibernating in winterD. a horse pulling a plow

Which of these is not an instinctive behavior?

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D. a horse pulling a plow

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Which of these is not an instinctive behavior?

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Which of these is being described in the passage?A. gene displayB. inherited traitsC. learned behaviorsD. nature versus nurture

Karen has two sisters and one younger brother. Her parents and grandmother also live with her. She is the only blonde in her family. However, everyone in her family has brown eyes.

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Which of these is being described in the passage?B. inherited traits

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Karen has two sisters and one younger brother. Her parents and grandmother also live with her. She is the only blonde in her family. However, everyone in her family has brown eyes.

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A. the ability to speak in front of a crowdB. having green eyes and brown hairC. mastering multiplication tablesD. becoming an extrovert

Which of these are characteristics of inherited traits?

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B. having green eyes and brown hair

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Which of these are characteristics of inherited traits?

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A. instinctB. hibernationC. camouflageD. learned behavior

Smelts are fish that lay their eggs in the sand on beaches. When the eggs hatch, the babies know to go to the water. This is an example of —

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A. instinct

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Smelts are fish that lay their eggs in the sand on beaches. When the eggs hatch, the babies know to go to the water. This is an example of —

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A. They do different activities.B. They eat different types of food.C. They inherit their ear length from their parents.D. They inherit their ear length from their children

Which BEST explains why some dogs have longer ears than others?

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C. They inherit their ear length from their parents.

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Which BEST explains why some dogs have longer ears than others?

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A. A cow flicking away a fly with its tail. B. A baby whale drinking milk from its mother. C. A cat closing its eyes when it sleeps D. A dog scratching the door to be let outside

Which is a learned behavior?

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D. A dog scratching the door to be let outside

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Which is a learned behavior?

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A. your taste in clothing B. your favorite music C. your eye color D. All of the above

Which of the following are traits that you probably inherited?

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C. your eye colorHome

Which of the following are traits that you probably inherited?