'Phototropism' diaporamas de présentation

Sensing and Using Energy

Sensing and Using Energy. Heat Energy. Heat energy has to do with the internal motion of particles of matter The greater the motion of the particles the more heat that is involved. Solar Energy. Solar Energy comes from the sun. Solar Energy is also referred to as Light Energy.

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Plant Science

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Plants Move

Plants Move. TROPISM. is a biological phenomenon, indicating growth or turning movement a plant in response to an environmental stimulus. TROPISM. POSITIVE. NEGATIVE. If the plant moves AWAY from the stimulus. If the plant moves TOWARD the stimulus. Phototropism.

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Plant Response to Signals

Plant Response to Signals. Ch 39. Plant Response. Stimuli & a Stationary Life animals respond to stimuli by changing behavior move toward positive stimuli move away from negative stimuli plants respond to stimuli by adjusting growth & development. Signal Transduction Pathway model.

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Graphic organisers & other visual representations

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WARM UP p. 46*

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Phototropism

Phototropism . Directional Information Blue Light Stem Bending Toward Light Lateral Redistribution of Auxin Auxin High on Shaded Side Increased Growth Stomatal Opening Blue Light Activation of ATPase H+ ion extrusion K+/Cl- Uptake H2O uptake

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Last clicker quiz!

Last clicker quiz!. Have a piece of paper out also in case the technology goes wonky. Is it summer yet?. Almost!. Is our final exam on Wed. June 13, 2:00-3:50, in Smith 121?. Yes. 1. Is a seed alive?. Yes, it contains living tissue that has a metabolism.

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Homeostasis, Transpiration, Tropisms, & Turgor Pressure

Homeostasis, Transpiration, Tropisms, & Turgor Pressure . Ms. DeFreese 7 th Grade Science. Transpiration. G uard cells are found on each side of the stoma to help open and close the pore to prevent water loss R esponse to the amount of water available. Transpiration.

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Tropisms

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TROPISM NOTES

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Response to Stimuli

Response to Stimuli . Mrs. Jackson 7 th grade Science. Vocabulary:. Stimulus Response Homeostasis Behavior Tropism Gravitropism Phototropism Thigmotropism Photoperiodism. Stimulus vs. R esponse. A stimulus is any action or event htat causes and organism to react

415 views • 5 slides