Objective: To observe the effects of osmosis on eggs placed in vinegar (5% acetic acid)‚ syrup (60% sugar solution)‚ and water (100% distilled). Hypothesis: Hypothesis #1: It was hypothesised that the egg would gain 59 grams of mass after soaking in vinegar for 24 hours. Hypothesis #2: It was hypothesised that the egg would become larger when soaked in syrup than it once was due to the hypotonic environment. Hypothesis #3: It was hypothesised that the egg would soak in water for 72 hours‚ losing
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List of cultural icons of Russia This is a list of cultural icons of Russia. It contains the most important symbols of Russia‚ including its national symbols and symbols associated with various aspects of the Russian culture. 1 Animals 2 Art‚ architecture 3 Buildings and structures 4 Dress 5 Emblems‚ Symbols and Allegories 6 Food and drink 7 Government and politics 8 Holidays 9 Language 10 Literature 11 Music 12 Myths‚ legends‚ and folklore
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cellular energy (ATP) __C___ the transport of water across a semipermeable membrane ___F__ term used to describe two solutions that have the same concentration of solutes relative to one another ___B__ the movement of molecules across a selectively permeable membrane with the aid of specialized transport proteins a. diffusion b. facilitated diffusion c. osmosis d. active transport e. hypotonic f. isotonic g. hypertonic 2. What is the main difference between simple diffusion and facilitated
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the electron microscope is used. KEY WORDS AND DEFINITIONS - Key Word | Definition | Molecule | A group of atoms bonded together‚ representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction | Permeable | (of a material or membrane) Allowing liquids or gases to pass through it | Concentration | The amount of substance present. | High concentration | There is a lot of that particular substance in one area | Low concentration | There is not
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What is Osmosis? Osmosis is the diffusion of a water through a semi-permeable membrane‚ from a solution of low solute concentration to a solution with high solute concentration. It is a physical process in which a solvent moves‚ without input of energy‚ across a semi-permeable membrane separating two solutions of different concentrations. Important Points: It is the diffusion of water (normally) through a semi-permeable membrane. It is from a dilute solution to a more concentrated solution
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Osmosis is the diffusion of water across a partially permeable membrane from a dilute solution to one of a higher concentration. If a solution has a low concentration then the amount of (in the case of my investigation) sugar‚ the solute‚ will be low and the solution will be weak. If there is high amount of sugar then the solution will be concentrated (have a high concentration). When two solutions are divided by a partially permeable membrane; water will move from the area where there is
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border cells because they contain numerous microvilli. The microvilli increase the surface area for reabsorption. The proximal tubule cells are highly permeable to water and many solutes. The tight junctions permit the movement of water between the cells. 10. Loop of Henle: The thin descending limb of the loop of Henle is highly permeable to water but not
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1a. What are the two major parts of the cell? The two major parts of the cell are the nucleus and the cytoplasm. 1b. How is the role of the nucleus in a cell similar to the role of the captain on a sports team? The role of the nucleus in a cell similar to the role of the captain on a sports team because nucleus is the middle part of an object or group‚ forming the basis for its activity and growth. 2a. What is the function of lysosomes? The function of lysosomes is cellular organelles that contain
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spread out and fill the entire mug‚ this is diffusion. A second way that substances can move through the cell membrane is by osmosis. This is a special type of diffusion where water moves from a high to a low concentration through a ’partially permeable membrane’‚ or a membrane specially shaped to only allow water molecules through. To learn about Osmosis in more detail visit Osmosis A final way that substances can be moved through a membrane is active transport. This is where important substances
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Diffusion is the result of this contact. Diffusion is the random movement of molecules to an area of lower concentration from an area of higher concentration. Osmosis is a type of diffusion. This is the diffusion of water through a selectively permeable membrane from a region of higher water potential to a region of lower water likely. Water potential is the measure of free energy of water in a solution. A living system also contains an active transport to make movement of particles like ions that
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