Many fruits can be preserved by candying. The fruit is immersed in a highly concentrated sugar solution, and then the sugar is allowed to crystallize. How does the sugar preserve the fruit? (Osmosis is a very common phenomenon with fruits)
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Many fruits can be preserved by candying. The fruit is
immersed in a highly concentrated sugar solution, and then
the sugar is allowed to crystallize. How does the sugar
preserve the fruit? (Osmosis is a very common phenomenon with fruits)
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Solved in 2 steps
- Many fruits can be preserved by candying. The fruit is immersed in a highly concentrated sugar solution, then the sugar is allowed to crystallize. How does the sugar preserve the fruit?What is true about osmosis? Select one: a. it is passive movement of water across a membrane b. it is an active process c. it must require special proteins d. it is the driving force for water movement from the root to the shoot e. it involves movement of water toward its highest concentrationIn what type of solution tonicity is this plantcell in? How doyou knowthis? What is it called when a plantcell is inthis state?
- Indicate the chemical structure and key properties of the following cell wall materials:hemicellulose cellulosepectin ligninsuberin tanninsIn which plant cell types are they present?Any commercial use of these substances?In winter, plants exchange the saturated lipids in their membranes for unsaturated lipids. Unsaturated lipids are "bent" and keep the membranes more fluids because they cannot be stacked closlely together. Of what advantage would this be for herbaceous plants that live through the winter? (Hint: what happens to bacon grease or the grease on top of soup when you put it in the refrigerator?)Plant cell walls are made out of ___ Select one: a. a four carbon molecule, malate b. a polymer, cellulose c. a three carbon molecule, glyceraldehyde-3-phosphate d. a six carbon molecule, glucose e. a five carbon molecule, ribulose bis-phosphate
- The plant wall allows for plant cells to swell under large internal pressure, what membrane lined passage allows for rapid movement of polar molecules between cells?In a hypotonic solution, a plant cell will ______. burst undergo plasmolysis become flaccid become turgidThe membrane in the diagram above is not permeable to the sugar in the solution, however it is permeable to water. Which of the following statements would best describe what will happen? Select ALL that apply. [mark all correct answers]a. Sugar molecules will move to side A until the concentrations on both sides are equal.b. There will be no change since the membrane is not permeable to the sugar molecules.c. Sugar molecules will move to side A at the same rate as the water molecules will move to side B.d. Water molecules will move to side B until the concentrations on both sides are equal.
- There are two types of osmotically active solutes in plants.What are compatible solutes and Where are they typically located? Where do ions from inorganic salts accumulate?The waxy polymer on the leaves of vascular plants that protects them from pathogens and dehydration is called ________________ -cellulose. -sporopollenin. -cutin. -lignin. -chitin.A botanist has been examining three plants, measuring the amount of acid in their cells and examining sections of their leaves under the microscope. Numbers in the table are in relative units. Plant Acid, day Acid, night Has wreath anatomy? FADH2 Ethanol A 20 250 No 0 50 B 10 10 No 100 1 C 200 10 Yes 100 1 For part A, they want to know which plant is a C3, C4, or CAM plant. Then, use this info to identify which plant is from Florida, Minnesota, or the desert.