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-Why is it essential to have a semi-permeable membrane in the creation of osmotic pressure?

-How is the rate and mechanism of water loss different between cuticular and stomatal transpiration?

-What is the dominant driving force for the loss of water by transpiration in plants?

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Casey Durgan
Casey DurganLv2
29 Sep 2019

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Related questions

Distinguish between the different types of resistance to water vapor loss and how they are altered by leaf characteristics. What aspect of leaf resistance has been altered such that transpiration in moving air exceeds that in still air?

How might the presence of trichomes alter transpiration rate? How might trichome color affect transpiration rate? What might to transpiration occur if trichome density increased?

1. How does gas exchange associated with photosynthesis affect transpiration rates?

2. If a mutation caused the stomata of a plant to stay permanently open, how would the rate of transpiration and photosynthesis would be affected? Would this be a beneficial trait? Explain.

3. Describe three adaptations that make it possible for desert plants to survive with very little water.

4. The introductory material described the role cohesion plays in water transport in plants. Describe here how adhesion is important for transpiration in plants.

Plant Physiology:

Do you think there is a quantitative relationship between transpiration rate and number or size of leaves on the stem? Explain your answer.

Do different plant species have the same rate of transpiration on a per leaf area basis? Explain you answer.

Although there are some differences in stomata size between species, plants tend to vary the number of stomata rather then size. Why?

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