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Science 7—Chapter 8 Plant Processes an Reproduction

Science 7—Chapter 8 Plant Processes an Reproduction. Lesson 2 Plant Responses. plant hormones produced by root tips that increase the rate of cell division. cytokinins. plant hormones produced by root tips that increase the rate of cell division.

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Science 7—Chapter 8 Plant Processes an Reproduction

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  1. Science 7—Chapter 8Plant Processes an Reproduction Lesson 2 Plant Responses

  2. plant hormones produced by root tips that increase the rate of cell division

  3. cytokinins • plant hormones produced by root tips that increase the rate of cell division

  4. plant hormone that helps stimulate the ripening of fruit

  5. ethylene • plant hormone that helps stimulate the ripening of fruit

  6. any changes in an organism’s environment that cause a response

  7. stimulus • any changes in an organism’s environment that cause a response

  8. the response of a plant to gravity

  9. gravitropism • the response of a plant to gravity

  10. a plant’s response to the number of hours of darkness in its environment

  11. photoperiodism • a plant’s response to the number of hours of darkness in its environment

  12. plant hormones that increase the rate of cell division and cell elongation

  13. gibberellins • plant hormones that increase the rate of cell division and cell elongation

  14. the response of a plant to touch

  15. thigmotropism • the response of a plant to touch

  16. a response that results in plant growth toward or away from a stimulus

  17. tropism • a response that results in plant growth toward or away from a stimulus

  18. plant hormone responsible for phototropism

  19. auxin • plant hormone responsible for phototropism

  20. the growth of a plant toward or away from light

  21. phototropism • the growth of a plant toward or away from light

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