Investigating rate of transpiration

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Hibiscus shoot 2. Potometer 3. Stopwatch 4. Retort stand 5. Table lamp 6. Thermometer PROCEDURE A leafy hibiscus shoot was carefully cut from its stem. This leafy shoot was then immersed in water where the last one centimetre of the stalk was cut off under water...
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This leafy shoot was then immersed in water where the last one centimetre of the stalk was cut off under water. Next, the potometer was set up to receive the leafy shoot. Its capillary tube was filled with water via its reservoir and the water was left to drain into the sink for a while to ensure that there was no air bubbles along the tube...
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Why Does Colour Leak Out Of Beetroot? Introduction When cooking a beetroot you are recommended not to remove the outer skin and not to cut off the entire stalk if you do not want the red dye in the cooking water...	3 / 612
Beetroot PLAN Hypothesis Temperature has an effect on the leaking of the colour from beetroot. This means that as the temperature is altered there will be a change in the rate of colour leakage...	7 / 1763
Biology Coursework: The effect of Trypsin on Gelatine. 1. First, I gathered the necessary equipment: § Thermostatically controlled water baths § Ice § Thermometer § Stop watch § Test tubes § Photographic film (b/w) § Syringe § Test tube rack § Ruler § Scissors § O...	3 / 724
Beet Root Experiment Red beet tissue contains large amounts of betacyanin, a red pigment, located in the large internal membrane vacuoles. When the membrane is damaged, the pigment can cross the vacuole membrane and cell membrane...	5 / 1237
Membranes under stress Properties of Cell Membranes Aim: Investigate the effect of different substances on beetroot cell membranes. From the results, make some references about the structure of cell membranes...	3 / 813
Membranes 6. The ph solutions that were used were 2,4,7,9 and 10. All of these solutions affected the beetroot, but the most acidic solutions were the ones that did the most damage to the membrane...	5 / 1272
beet lab Stability of cell membrane using pH For the lab experiment for testing the stability of beet cell membranes using pH, many materials were used as follows...	3 / 828