Biology

Biology, 27.07.2019 14:30, frisha

In autumn, the leaves of deciduous trees change colors. this is because chlorophyll is degraded and

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Biology, 24.06.2019 07:30, icario4710

Chlorophyll is the primary green pigment responsible for plant color. the molecule appears green because it absorbs all wavelengths of light except for green, which it reflects back for us to see. in the autumn, trees and plants undergo changes in their pigments. which of the following best describes why we observe many trees change their color to red, orange, or yellow in the autumn? a. as chlorophyll becomes colder, it changes its color from green to red, orange, or yellow. b. chlorophyll breaks down, exposing other pigment molecules we normally don't see. c. the soil produces different nutrients in the winter that are absorbed into the plant and cause color change in the leaves. d. tree leaves stop producing chlorophyll in cold temperatures and produce other pigment molecules.

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Biology, 21.07.2019 12:40, SkinnestXOXO

Which of the following changes in deciduous forests occurs in the winter? a. trees regain their leaves. b. trees block the flow of water and nutrients to their leaves. c. the leaves of trees begin to lose their chlorophyll. d. trees live off of stored nutrients.

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Biology, 30.07.2019 19:40, katiemaley19

The leaves of some trees change colors in the autumn. this is because chlorophyll is and degraded; carotenoids and other pigments are still present in the leaves degraded; the degraded chlorophyll changes into many other colors incerased; sugars are sent to most of the cells of the leaves increased; water supply to the leaves has been reduced

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Biology, 31.07.2019 07:20, timrelawan06

In autumn, chlorophyll is degraded in the leaves of deciduous trees. why do the leaves change color to shades of yellow, orange, or red?

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