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A tree grows on the edge of a cliff. Most of its roots have…

A tree grows on the edge of a cliff. Most of its roots have grown in the direction away from the cliff. This helps the tree to hold onto the ledge and not fall over the edge. This is an example of what?

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When mutations cause cells to divide uncontrollably, this re…

When mutations cause cells to divide uncontrollably, this results in…

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Which of these is specifically measurable, and does not requ…

Which of these is specifically measurable, and does not require a scientific experiment to verify?

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Which of the following is a way in which humans have been af…

Which of the following is a way in which humans have been affecting the evolution and genetics of other organisms for thousands of years?

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Nondisjunction (the failure of chromosomes to separate durin…

Nondisjunction (the failure of chromosomes to separate during meiosis) is a violation of which of Mendel’s laws?

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Which one of the following is NOT something annual tree ring…

Which one of the following is NOT something annual tree rings can be used to determine?

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Which of the following is true about Antigen Presenting Cell…

Which of the following is true about Antigen Presenting Cells?

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Self-fertilization in plants occurs when a plant’s ovules (f…

Self-fertilization in plants occurs when a plant’s ovules (female gamete) becomes fertilized with its own pollen (male gamete). Which of the following statements is true?

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Which of the following evolutionary mechanisms tends to make…

Which of the following evolutionary mechanisms tends to make populations more similar?

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Which of the following would NOT be considered horizontal ge…

Which of the following would NOT be considered horizontal gene transfer?

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