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WHAT IF? Suppose an Arabidopsis mutant lacking
functional aquaporin proteins has a root mass three
times greater than that of wild-type plants. Suggest an
explanation.
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- Suppose an Arabidopsis mutant lacking functional aquaporin proteins has a root mass three times greater than that of wild-type plants. Suggest an explanation.Question:- Explain how CO,-in dependence of light –regulates the transition to flowering. Include these transcription factors in your explanation: AP1, SOC1, CO, FT, LFY, FD.What If? After growing carrots for one season, agardener decides that the carrots are too small. Sincecarrots are biennials, the gardener leaves the crop in theground for a second year, thinking the carrot roots willgrow larger. Is this a good idea? Explain.
- . MAKE CONNECTIONS What type of feedback processis exemplified by the production of ethylene during fruitripening? Explain. (See Figure 1.10.)Using the provided figure, describe the importance of the two phytochrome systems in controlling de-etiolation and green stem elongation under full sun and shade. Include the key mechanisms and temporal changes in control of this process.Question:- What would be the effect on flowering time of over-expressing VIN3 (i.e., 35S:VIN3) in a winter annual Arabidopsis plant grown adjacent to a summer annual wild type plant in long days under warm conditions? Assume that the plants germinate at the same time. In answering the question, describe the molecular mechanism that allows you to make this conclusion.
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