of bryophytes‚ seedless vascular plants and gymnosperms. Focus your answer on traits (structures or processes) that affect the success of various transitions in the life cycle. How do any of the differences you mention affect the relative success of these different groups in dry environments? All bryophytes‚ for example‚ liverworts‚ mosses and hornworts‚ have the gametophyte generation as the most dominant. Antheridia and archegonia develop on the mature plant (the gametophyte). In the presence
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control). 3. Explain why each of the conditions causes an increase or decrease in transpiration compared with the control. 4. How did each condition affect the gradient of water potential from the stem to leaf in the experimental plant? 5. What is the advantage to a plant of closed stomata when water is in short supply? What are the disadvantages? 6. Describe several adaptations that enable plants to reduce water loss from their leaves. Include both structural and physiological
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title: (Plant Protection) NAME: Karl Fitzpatrick. Date: 16/12/15. Describe five specific situations where pest and disease control measures are required: Vineweevil: This is an insect that attacks a wide range of plants‚ both indoors and outdoors‚ but can be especially damaging to container plants. He needs to be controlled otherwise he will kill the plant. Adult weevils eat plant leaves during spring and summer‚ its the grubs in autumn winter attack the roots of the plants‚ plants growing
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Studying the intraspecific competition in water crest plants Introduction: Aim: To investigate how intraspecific competition affects the growth of Nasturtium officinale given an equal amount of water‚ nutrients and sunlight provided. Research Question: To what extent does the spacing between consecutive seedlings of Nasturtium officinale influence the germination‚ and consequently the lengths of the shoots and roots of the plant. Theory: Intraspecific competition occurs when members
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Literature The question being asked here would be “Does a plant grow bigger if watered with milk? Or water?” In my opinion the answer would be milk because milk contains vitamins and calcium that water does not have‚ but the answer is to be found out later during the project. Well‚ it is known that for a plant to survive it will definitely need air‚ soil‚ water‚ light‚ and space to grow‚ but maybe if we replaced water with milk‚ plants could grow bigger and quicker‚ you never know. To test my theory
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Computerised Environmental Control and Plant Management Systems Report For the new modern state of the art green houses there is the ability to run a computerised plant control system which controls the heat and ventilation of the greenhouse. It is likely that there will be different requirements for the system through the year. Alteration on the computer programme will allow the greenhouse environment to be adjusted which will help the growth of certain plants. Building a state of the art
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the Plant the Longest? Daniel Rivera Alfonso Pineda Mrs. Fraijo AP Biology 10 June 2012 Abstract: In this experiment‚ 8 plants will be tested. Each except one plant (which will be the control group) will receive a certain amount of water starting at 0 teaspoons of water. Each plant will receive 1 more teaspoon than the previous cup‚ so it would be increasing. For example‚ cup 4 will have 4 teaspoons of water and cup 3 would have 3. The data recorded will be the length the plant grows
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the pacific yew and the antimalarial drug‚ artermisinin‚ characterized from the sweet wormwood plant. Natural products exemplify the complexity and chemical diversity in nature. Many of which inspire the syntheses of novel compounds with an impressive potency against vicious diseases of today. Plants provide useful natural products. Evolution has already carried out a screening process whereby plants are more likely to survive if they synthesize potent compounds which deter animals or insects from
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Michigan Manufacturing Corporation’s: The Pontiac Plant‚ 1992 Overhead costs of plants in the Michigan Manufacturing (MM) system vary greatly from plant to plant for several reasons‚ but the major one is that the varying complexity of the mission of each plant. Exhibits 2A and 2B show that different plants vary greatly in the number of product families they produce‚ and then also in the number of product models. We did not calculate the correlation between these numbers and the burden rates‚ but
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KEY CONCEPT-Plant life began in the water and became adapted to land. Plants are multicellular eukaryotes‚ most of which produce their own food through photosynthesis and have adapted to life on land. Plants share many characteristics with green algae. Both are photosynthetic eukaryotes with the same types of chlorophyll. Both also use starch as a storage product and have cell walls that contain cellulose. One ancient species of green algae is the common ancestor of all plants. If it were alive
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