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7.5 Other Types of Photosynthesis -- Part 1
The synthesis of fats and the production of acids allow the plant to make oils.
The beginning of the synthesis of starch and cellulose can be found in the form ofglucosephosphate.
The storage form of sugar is stear.
Most of the starch is 888-282-0476 888-282-0476 888-282-0476 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, 888-282-0476, We can't digestcellulose because it's a structural component of plant cell walls.
A plant can use the skeleton of G3P to make plant oils.
Corn oil, sunflower oil, and olive oil are used in cooking.
In the beginning of the chapter, it was mentioned that researchers are modifying photosynthesis to produce oils that could be used as fuel.
When nitrogen is added to the plant's skeleton, it creates a new type of molecule.
The internal location of photosynthesis is compared in C3 and C4 plants.
The majority of plants, such as azaleas, maples, and tulips, have mesophyll cells.
The Calvin cycle takes CO2 directly in mesophyll cells in C3 plants.
The stomata close if the weather is hot and dry.
When O2 goes up in C3 plants, the carboxylase combines it with RuBP.
The result is a single molecule of 3PG.
Some plants are able to avoid photorespiration.
The mesophyll cells are arranged in parallel layers in a C3 plant.
The bundle sheath cells are arranged around the mesophyll cells.
C3 and C4 plants have different arrangements of mesophyll cells.
The 4 plants fix CO2 by using the C3 Page 126 molecule.
Corn forms a C4 molecule in mesophyll cells before releasing CO2 to the Calvin cycle.
You would think that the C4 pathway is disadvantageous because it takes energy to pump molecule.
In hot, dry climates, the net photosynthetic rate of C4 plants, such as sugarcane, corn, and Bermuda grass, is about two to three times that of C3 plants.
They can avoid photorespiration.
The Calvin cycle does not include photorespiration.
C4 leaves do not have photorespiration due to the fact that PEPCase does not combine with O2.
CO2 is delivered to the Calvin cycle when the stomata are closed.
When the weather is moderate, C3 plants have the advantage, but when the weather is hot and dry, C4 plants have the advantage.
Crabgrass, a C4 plant, takes over lawns in the cooler parts of the United States in the summer when Kentucky bluegrass and creeping bent grass are the main plants.
It was first found in these plants, but now it's found in other groups of plants, such as pineapples.
The Calvin cycle occurs in bundle sheath cells while the carbon dioxide fixation occurs in mesophyll cells.
The C4 molecule is stored in large vacuoles in mesophyll cells during the night.
The Calvin cycle is affected by the release of CO2 from C4 molecule during the day.
The main advantage for this partitioning is the use of water.
At night, atmospheric CO2 enters the plant only at that time.
CO2 cannot enter the plant during the day when the stomata is closed.
A limited amount of CO2 is fixed at night, but it does allow the plants to live under stress.
The different types of photosynthesis give us an opportunity to think about how organisms are adapted to their environment.
C4 plants are likely to have evolved in areas with high light intensities, high temperatures, and limited rain.
C4 plants are more sensitive to cold than C3 plants.
When the environment is very arid, CAM plants compete well with either type of plant.
It is found among plants that are not flowers.
Some plants use a different method of photosynthesis.
The solar energy is captured by a pigment.
The equation shows that it is a redox reaction.
Carbon dioxide is reduced.
The visible-light range is where photosynthesis uses solar energy.
Oxygen is released to the atmosphere and H+) is in the space.
The electrons from PS I are captured by NADP+, which combines with H+ from the stroma to become NADPH.
The electron flow in the light reactions contributes to the production of ATP.
The light reactions have a stored energy yield.
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