Pathway example sentences

Let us now see how the Calvin pathway operates and where the sugar is synthesised.Wisps of old grass stuck up here and there along the pathway like thin kittens.Now study the pathway shown in Figureure 1 This pathway that has been named the Hatch and Slack Pathway, is again a cyclic process.Some tropical plants show a special type of photosynthesis called C4 pathway.Plants that are adapted to dry tropical regions have the C4 pathway mentioned earlier.In the bundle sheath cells the Calvin pathway is carried out for the synthesis of carbohydrates.To understand photorespiration we have to know a little bit more about the first step of the Calvin pathway – the first CO2 fixation step.The fixation of six molecules of CO2 and 6 turns of the cycle are required for the removal of one molecule of glucose from the pathway.Did you note that the Calvin pathway occurs in all the mesophyll cells of the C3 plants? In the C4 plants it does not take place in the mesophyll cells but does so only in the bundle sheath cells.Here the RuBP instead of being converted to 2 molecules of PGA binds with O2 to form one molecule and phosphoglycolate in a pathway called photorespiration.Let us at the outset understand very clearly that the Calvin pathway occurs in all photosynthetic plants; it does not matter whether they have C3 or C4 (or any other) pathways.Did you notice the differences? Do both have the same types of mesophylls? Do they have similar cells around the vascular bundle sheath? The particularly large cells around the vascular bundles of the C4 pathway plants are called bundle sheath cells, and the leaves which have such anatomy are said to have 'Kranz' anatomy.Work out how many ATP and NADPH molecules will be required to make one molecule of glucose through the Calvin pathway.The hypothalamus initiates action along two pathways.The CO2 released in the bundle sheath cells enters the C3 or the Calvin pathway, a pathway common to all plants.