How do stem being cut underwater affect the speed of absorption of water? b. Why do wilted plants are slow when it comes to absorption of water?
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a. How do stem being cut underwater affect the speed of absorption of water?
b. Why do wilted plants are slow when it comes to absorption of water?
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- nypothesis: B. Leaf Abscission Ethylene is the only plant hormone that is a gas. As such it can easily move from one plant to another. Your lab instructor may recruit you to help set up the following experiment. Arrange cuttings of holly shoots into two jars filled with water. Place each under a bell jar. Under one of the bell jars, also place a piece of fruit. You may choose whether or not to cut the fruit. Over the next week or two observe and compare the two sets of holly cuttings. 3. What differences do you anticipate observing? 4. Formulate your hunch into a null and an alternative hypothesis: a. Null Hypothesis: b. Alternative Hypothesis: C. Effects of Gibberellic Acid on Dwarf Corn Dwarf corn (Zea mays) plants have been grown for you. These plants are shorter thana. What are the two basic components of phytochrome? b. Explain how phytochrome responds to different wavelengths of light. How does this account for the phenomenon of photoreversibilty?Direction: Draw the monocot and dicot root section and trace the symplast and apoplast route for the movement of water from the soil to the xylem. Use red ballpen for the symplast route and blue ballpen for the apoplast route. . Trace the mechanism of carbohydrate digestion. Explain the specific organ/s that is responsible for ingestion, digestion, absorption and elimination.
- . A nutrient defiency symptom exhibited interveinal chlorosis of older leaves first. Indicate the deficient element and explain why such symptom is shown and first expressed in older leaves.Demonstrate the process to show roots absorb water.Describe the similarities and differences in the absorption and regulation of iron and zinc. What is the mechanism/process that makes phytates affect iron and zinc absorption? How can we enhance the absorption of these sources? Which is the better choice—to eat processed foods that have been enhanced with phytochemicals or to eat natural foods that are rich in phytochemicals? Explain your answer. Look up any uncommon food item in our culture, and find out the nutritional content (what nutrients can this item provide us both macro and micro? How to use it in the diet?)
- a. Explain why most dicots have woody stems and most monocots have herbaceous stems. b. Are the monocotyledonous bamboos woody?Describe how roots absorb positively charged mineral ions by the process of cation exchange.a. Effect of Light Bury the radish seeds in the beaker, a few millimeters below the surface of the soil. Water to moisten the soil. Cover the beakerWfo with the dark box for three days to germinate. Cover the tips of the first two shoots with aluminum caps. Leave the remaining two shoots uncovered. Cover the plant with the open cardboard box which allows light to enter from only one direction. Grow the radish plant for four days. Place your observations on the tables below. A screenshot of the results of the first procedure is provided on the right. Effects of Light on Radish Seedlings Seedling Grown in Light or dark Dark Direction of Shoot Dark Light Light Choose the letter of statement/s that correctly interprets the results in the table. Write your answers in the box provided on the answer sheet. a. The seedling covered with foil (1,2) are in upright position. b. Seedlings 3 & 4 grows sideways. c. The direction of the tilting of the uncovered plants is directed towards the light. d.…