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                        <OTText id="d211403d-0090-11de-a462-bfcdc0f873fb" text="Infrared." />
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                        <OTText text="The red leaf absorbs red photons." />
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                    <OTText id="d4e017ba-0090-11de-a462-bfcdc0f873fb" text="&#xA;What will happen if we put a plant in a dark room and only shine green light on it? Explain your answer." />
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                    <OTText id="d87e9b3e-0090-11de-a462-bfcdc0f873fb" text="&#xA;Based on your observation of the above model, which molecule is responsible for absorbing light in the leaf?" />
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                        <OTText text="Molecule A." />
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                    <OTText id="d87f1075-0090-11de-a462-bfcdc0f873fb" text="&#xA;Describe the three things you have observed about photons after they hit a leaf." />
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                    <OTText id="d87f3789-0090-11de-a462-bfcdc0f873fb" text="&#xA;In the cell, chlorophyll binds to other molecules in a large complex. Based on the structure of chlorophyll's tail, with which of the following would chlorophyll associate? (Check all that apply)." />
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                    <OTText id="d87facc1-0090-11de-a462-bfcdc0f873fb" text="&#xA;Heme is a functional group similar to chlorophyll's head, but it has iron in place of magnesium. Heme is what makes blood look red. What colors of light does iron help heme absorb? Expain your answer. (Hint)" />
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                    <OTText id="e19125a5-0090-11de-a462-bfcdc0f873fb" text="&#xA;How do additional pigments help chlorophyll to transfer energy for photosynthesis?" />
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                        <OTText text="chlorophyll transfers electrons to them" />
                        <OTText text="they transfer photons to proteins" />
                        <OTText id="e1914cb9-0090-11de-a462-bfcdc0f873fb" text="they absorb photons of other frequencies" />
                        <OTText text="they absorb electrons from proteins" />
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                    <OTText id="e19173cc-0090-11de-a462-bfcdc0f873fb" text="&#xA;Compared to the other pigments, there is so much chlorophyll in leaves that they appear green. In the autumn, pigments start to break down. How can you explain the other colors in autumn leaves?" />
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                    <OTText id="e19173ce-0090-11de-a462-bfcdc0f873fb" text="Chlorophyll breaks down first, so that the other pigments are revealed." />
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                    <OTText id="e8eb78b0-0090-11de-a462-bfcdc0f873fb" text="&#xA;Describe what you need to do in order to produce a blue pigment." />
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                    <OTText id="e8eb9fc4-0090-11de-a462-bfcdc0f873fb" text="&#xA;Place the snapshot of the energy level digram you have designed that produces a blue pigment." />
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                    <OTText id="f148bcc7-0090-11de-a462-bfcdc0f873fb" text="&#xA;What color of light is LEAST effective in causing photosynthesis? Why?" />
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                    <OTText id="f148e3db-0090-11de-a462-bfcdc0f873fb" text="If a substance is blue, then what is true about the photons it absorbs?" />
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                        <OTText text="The frequencies of the photons are all in the blue zone." />
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                        <OTText text="The photons are turned into blue by the material." />
                        <OTText text="None of the above." />
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                    <OTText id="f1493202-0090-11de-a462-bfcdc0f873fb" text="&#xA;Water tends to absorb more red photons than blue ones. Red algae are the known photosynthetic organisms that live deepest in the sea (as deep as 600 feet). Why do they have a red color when we observe them under sunlight?" />
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                    <OTText id="f1498026-0090-11de-a462-bfcdc0f873fb" text="&#xA;Which of the following must be true about photon absorption and energy levels of pigments?" />
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                        <OTText id="f1498028-0090-11de-a462-bfcdc0f873fb" text="The energy of an absorbed photon must be equal to the difference of energy between two energy levels." />
                        <OTText text="The higher the energy levels are, the higher the energy of the photons a pigment will absorb." />
                        <OTText text="The energy levels of a pigment become higher when a photon is absorbed." />
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                    <OTText id="f149ce4c-0090-11de-a462-bfcdc0f873fb" text="&#xA;Indian pipe plants (see the image on the left) contain no chlorophyll. What can you conclude about the ability of the Indian pipe plant to make its own food? Explain your answer." />
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