| C4 | CAM |
| The process of carbon fixation results in the formation of four carbon oxaloacetic acid | the process of carbon fixation results in the formation of four carbon oxaloacetic acid but only during the night time |
| These plants live in moderate conditions of climate | these plants live in dry condition of climate |
| These plants have photoactive stomata which opens during the daytime | this plants have scotoactive stomata which opens during the night time |
| Krantz anatomy which is the presence of two types of cells, bundle sheath cells and mesophyll cells is present | absent |
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please help 13) C4 plants and CAM plants have evolved distinct methods to prevent photorespiration and...
C4 plants Have evolved a technique involving PEP carboxylase to work around the photorespiration done by Rubisco. These two genes are very closely related. What is the likely mechanism by which both came to exist in the same organism?
Compare and contrast how C4
plants and CAM plants separate the acquisition of CO2 from the
production of sugar in the Calvin cycle.
Chapter 10 Question 11 Compare and contrast how C4 plants and CAM plants separate the acquisition of CO2 from the production of sugar in the Calvin cycle. Part A What do they have in common? Check all that apply. They generates an organic acid with four carbons by fixing CO2 to a 3-carbon molecule by rubisco. Both...
. Describe why CAM plants have an advantage over C3 plants in the desert and why C4 plants have an advantage over C3 plants in tropical climates. (Be sure to discuss the relevance of photosynthetic enzymes and their location, photorespiration, water use efficiency, and stomatal behavior and leaf anatomy.) 4. Thinking about anatomy, morphology, and “behavior” describe ways that plant leaves are adapted to intercepting light, increasing CO2 diffusion while reducing water loss. 5. In general terms, describe the characteristics...
1- What is Photorespiration and what are two alternatives strategies of carbon assimilation plants have evolved? 2- Explain the "catch 22" that plants face on a hot day? 3- Give an overview of both these alternatives strategies 4- what is kranz anatomy? 5- can you give an example of these different plant mentioned? (all 3 groups) 6- when do C3 plants outperform plants with other carbon assimilation methods?
One of the major challenges faced by plants is preventing excessive water loss (upwards of 300 water molecules for each CO2 molecule absorbed) while maintaining photosynthetic rate. a) Explain why plants have such poor water use efficiency. Plants can reduce water loss by closing their stomata, but this also has negative consequences. b) Explain how stomatal closure reduces CO2 fixation and enhances photorespiration, heat stress, and radiation stress. c) Explain how plants that use CAM or C4 are able to...
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18. The graph below shows a model of population changes over time in a predator and its prey. Prey Population Size Predator Population Size Predator Which of the following data would be most helpful in predicting possible disruptions to the relationship between the predator and its prey? (A) Time of day, because a day become shorter time hunting increases (B) Average birth weight of predators, because heavier offspring will begin hunting at younger ages (C) Numbers of...
please help with these concepts
CONNECT WITH THE CONCEPTS I. Plants have microscopic tubes (xylem) in their stems that help them in conducting water t great heights. Whieh property of water enables this to oseur? 2. You wanted to cool a can of soda very quickly. You put it in the freezer. But then you forgot about it! Later you remembered and rushed to the freezer. Describe what you would expect to see and why? The pH of rain water...
The ancestors of plants were probably algae. True/False 2) What do plants and the green algae charophytes have in common? 3) What advantages did life in land provide for plants? 4) What were the disadvantages for life on land for plants? 5) What are some differences between plants and algae? 6) How do land plants maintain moisture in their cells? 7) What structures do land plants use to obtain resources such as water, minerals, and CO2? 8) List the two...
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Home Work Micro Fall 2019. Chapts 6 and 12 Answer 10 questions = 50 points 1. Every virus can infect any organism. True or False-Explain your answer. 2. Penicillinase enzyme produced by drug resistant bacteria makes them resistant to penicillin. How it works. How some modified penicillin (like Amoxicillin or Ampicillin still kills penicillin resistant bacteria? 3. What is the difference between lysogeny and lytic cycle of a virus, explain....
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Question 1. A reaction in an anabolic pathway in a cell has a AG of +2.5 kcal/mol. Which of the following is true regarding this reaction? A. It will occur spontaneously. B. The product of the reaction has a lower free energy than the reactants. C. It can occur if it is coupled to ATP hydrolysis. D. It is an exergonic reaction. E. It is breaking a polymer into...