Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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It is biochemical reactions that enable organisms to harness sunlight to manufacture organic molecules?
It is a molecule whose high energy phosphate bonds power many biological processes?
This is a disk-like structure that makes up the inner membrane of a chloroplast?
These are plant pigments responsible for bright red, yellow and orange colors in many fruits and vegetables?
These are photosynthetic pigments efficient at absorbing orange, red, yellow, and green light, wavelengths that are not well absorbed by chlorophyll a?
TRUE OR FALSE
A coupled reaction is a pair of reactions, one exothermic and one endothermic.
ATP contains less energy than ADP.
In the ATP-ADP cycle, when the phosphate is removed, energy is released.
In coupled reaction, an endothermic reaction supplies the energy needed to drive an exothermic reaction.
Chlorophyll absorbs green light.
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- Refer to the graph. Mustard plants were grown under 16 hours (hour 0 to 16) of light followed by 8 hours (hour 16 to 24) of dark for several weeks. Leaves were then excised at different times during a single 24-hour cycle and measured for mass before starch content was determined. The graph summarizes the results of these analyses, showing starch content expressed as starch mass per leaf mass. 9. 8 7 1 4 8 12 16 Hour 24 20 4- Milligrams of starch per gram of leafarrow_forwardWhat is so special about thylakoid membranes (and chloroplasts in general) that allow it to be the site for photosynthetic activity in plants?arrow_forwardAntimycin A (an inhibitor of electron trans port) is an inhibitor of photosynthesis in chloroplasts. Why is this likely to be so?arrow_forward
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