bio lab photosynthesis - Morgan Murphy

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Rowan College of South Jersey, Sewell *

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Course

101

Subject

Electrical Engineering

Date

Feb 20, 2024

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pdf

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15

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10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Exploring Photosynthesis and Plant Pigments Morgan Murphy Thursday, October 5, 2023 at 12:07:01 PM EDT https://carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995b... 1/15
10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Activity 1 Data Table 1. Chromatography of Plant Pigments N I ——— 1 37 mm Carotene 2 clO mm Xanthopll 3 16 mm green 4 4mm yellow/orange Solvent front 46 mm https://carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995b... 2/15
10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Question 1. Many things can affect the evaporation of solvents during a chromatography experiment. To allow researchers to compare results across experiments under different conditions, scientists use an Rf value, that is the ratio of the distance the pigment travelled to the distance the solvent travelled. This number remains constant across trials. Calculate the Rf value for each pigment. 1.0.2 2.0.2 3.0.18 4. 0.1 https://carolinascienceonline.com/players/Iti/Iti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995b... 3/15
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10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Activity 2 Question 2. Write a hypothesis for the leaf disk assay described in this activity. | hypothesize that the leaf disk assay will be measured by oxygen production. https://carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995b... 4/15
10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Data Table 2. Leaf Disk Assay, Light Treatment E3 e = I e A R R 0 1 1 2 0 0 0 5 1 1 0.4 1 1 0.4 10 2 2 0.4 0 0 15 2 2 0.2 0 0 0 20 1 1 0. 0 0 0 25 1 1 0.08 0 0 0 30 1 1 0.07 0 0 0 35 2 2 012 0 0 0 40 2 2 0.05 0 0 0 45 1 1 0.04 0 0 0 50 2 2 0.08 0 0 0 55 1 1 0.03 0 0 0 60 2 2 0.06 0 0 0 https://carolinascienceonline.com/players/Iti/Iti.ntmI?resourceld=4 18157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerKey=64b5995b... 5/15
10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Data Table 3. Leaf Disk Assay, Dark Treatment B T D D e Morgan Murphy E ersge orage I R R R N 0 1 1 0 1 0 5 0 0 0 0 0 10 0 0 0 0 0 15 0 0 0 0 0 20 0 0 0 0 0 25 0 0 0 0 0 30 0 0 0 0 0 35 0 0 0 0 0 40 0 0 0 0 0 45 0 0 0 0 0 50 0 0 0 0 0 55 O O O O O 60 0 0 0 0 0 https://carolinascienceonline.com/players/Iti/Iti.ntmI?resourceld=4 18157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerKey=64b5995b... 6/15
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10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Activity 2 Graph Insert your graph of the number of floating leaf disks for each treatment over time. Both treatments should be plotted on the same graph and each line labeled. Upload a photo of your graph and not a spreadsheet file. 00s 2 LG BT D > R 14 16 Time https://carolinascienceonline.com/players/Iti/Iti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995b... 7/15
10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Question 3. Describe the experimental controls used in Activity 2. One of the experimental controls used in Activity 2 was the amount of soapy water that was used in the 0.12% solution and the 0.24% solution. These are important experimental controls to consider because too much soapy water or not enough soapy water could have thrown the whole experiment off either way. Another experimental control was the light source vs the dark source because both light and dark sources will provide different results. https://carolinascienceonline.com/players/Iti/Iti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995b... 8/15
10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Question 4. Describe the variable(s) used in Activity 2. The variables used in activity 2 were the leaf disks and oxygen production. https://carolinascienceonline.com/players/Iti/Iti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995b... 9/15
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10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Question 5. Compare the test groups in Activity 2. Which treatment (syringe) had the most floating leaf disks after 35 minutes? The light treatment had the most floating leaf disks after 35 minutes. https://carolinascienceonline.com/players/Iti/Iti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995... 10/15
10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Question 6. Were there any treatments (syringes) without floating disks? The treatment without floating disks was the dark light treatment. https://carolinascienceonline.com/players/Iti/Iti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995... 11/15
10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Question 7. How do floating disks correspond to the rate of photosynthesis? The floating disks correspond to the rate of photosynthesis because more disks float, indicating that photosynthesis is taking place. Additionally, quicker disk rising indicates faster photosynthesis. If the disks do not float, it indicates that photosynthesis is not occurring or is occurring extremely slowly. https://carolinascienceonline.com/players/Iti/Iti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995... 12/15
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10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Question 8. According to your data, does light intensity affect the rate of photosynthesis? Explain. According to my data, light intensity does affect the rate of photosynthesis because the higher the intensity of light, the faster the rate of photosynthesis was. https://carolinascienceonline.com/players/Iti/Iti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995... 13/15
10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy Question 9. How did the baking soda solution affect photosynthetic rates? The baking soda solution affected the photosynthetic rates because the rate was faster since there was carbon from the baking soda being used for the |leaf disks. https://carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995... 14/15
10/5/23, 12:08 PM carolinascienceonline.com/players/Iti/lti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9c2d0d5a2bb2597 &consumerkK... Morgan Murphy 4 N Notes https://carolinascienceonline.com/players/Iti/Iti.html?resourceld=418157 &contextld=750fbd4a3ef04f58a9¢c2d0d5a2bb2597 &consumerKey=64b5995... 15/15
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