How Does Salinity Effect Osmosis in Plant Cells? Introduction Osmosis is a type of diffusion but is the movement of water molecules in and out of the cells from a high concentration to low concentration through a semi permeable membrane. The aim of the experiment is to investigate the effect the salinity of solutions has on the process of osmosis and net weight gain/ loss by potato cells. This would be done by using similar size potato cubes and covering them with different concentrations of saline
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Participant Information Notice and Consent Participant Information Notice & Informed Consent Participant Information Notice & Informed Consent Contents 1. Participant Information Notice 2. Informed Consent Informed Consent Form No: PG_EPO_Ph3_ICF_Site Name_v2.3 Date: 2013.07.23 Research Centre ： Zaki Morad Nephrology Services Sdn Bhd Researcher ： Dr. Zaki Morad Mohd Zaher Sponsors ： Main Sponsor- CCM Duopharma Biotech Bhd. and PanGen Biotech Inc..
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Topic: Osmosis Materials: Potato cylinders‚ 20 percent sodium chloride solution‚ three test-tubes‚ test-tube rack‚ scalpel blade‚ Gel ink pen‚ syringe-10cm^3‚ Plastic ruler with mm‚ tile‚ forceps filter paper‚ Masking tape. Method: 1) Three test-tubes‚ A‚ B and C were labeled and initials of experimenters were applied with the date: January 29‚ 2013. 2) A syringe was used to put 10cm^3 of water in tube A and 5cm^3 in tube B along with 5cm^ 20 percent sodium chloride solution and 10cm^3 20 percent
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"The Triumph of the Egg" by Sherwood Anderson is a short story of a childhood recollection of a boy watching his father‚ his egg‚ and his failed ambition. It takes place in and around early Bidwell‚ Ohio‚ during pre-automobile America. The boy tells of his father‚ an otherwise simple‚ hardworking‚ farmhand‚ up until‚ at thirty-five‚ he met the boy’s mother‚ a responsible country schoolteacher‚ that changed him for possibly the worse. He also introduces the son of a merchant‚ Joe Kane. The story starts
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BOUNCING EGG Can you Make An Egg Bounce? 1. Question: “Can you make an egg bounce?” • Yes!!!! 2. Materials: hard-boiled eggs‚ white vinegar‚ jar or large cup‚ and water. 3. Procedure: • Soak egg in white vinegar for 24-48 hours until all of the shell is dissolved. • Take the egg from the vinegar and soak it in water overnight. • Take the egg from the vinegar and pat dry with a napkin. lightly drop the egg on a table from two or three feet. 4. Result: The egg does not break
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Diffusion is one of several transport phenomena that occur in nature. A distinguishing feature of diffusion is that it results in mixing or mass transport without requiring bulk motion. Thus‚ diffusion should not be confused with convection or advection‚ which are other transport mechanisms that use bulk motion to move particles from one place to another. In Latin‚ "diffundere" means "to spread out". There are two ways to introduce the notion of diffusion: either a phenomenological approach starting
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Measuring poverty Poverty is the condition of lacking basic human needs such as food‚ clean water‚ health care‚ clothing‚ and shelter due to the inability to afford them. This is also referred to as absolute poverty or destitution. Relative poverty is the condition of having fewer resources or less income than others within a society or country‚ or compared to worldwide averages. When measured‚ poverty may be absolute or relative poverty. Absolute poverty refers to a set standard which is consistent
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The Effect of pH on the Rate of Osmosis Using a Glucose Solution Melissa Werderitch Biology 157 11/6/06 Introduction In a journal article written by Florian Lang‚ osmosis is essentially explained as the flow of water from one area to another that are separated by a selectively permeable membrane to equalize concentrations of particles in the two locations (Lang‚ 1997). Osmosis is able to maintain osmotic pressure and regulate a cell’s volume. In a hypotonic () or hypertonic () environment
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work at the current wage rate but cannot find work despite seeking for a job. Claimant count is a measure of unemployment which includes those unemployed people who are eligible to claim the Job Seeker’s Allowance or who have enough National Insurance Credits. It is very reliable because the data is collected by the government; it shows exactly how much percentage of people actually claimed for the JSA. On the other hand‚ the measure can be very inaccurate for measuring the percentage of people
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ENGL 303 “The Egg” Psychological Analysis Sherwood Anderson’s “The Egg” is a work that‚ viewed through the eyes of Freud‚ would have the theory of the tripartite psyche. The main character’s view of his father and mother inter play perfectly with Oedipal references. The character’s view of life in general is affected by his early childhood recollections and experiences‚ and Freud would have a heyday if this patient were on his couch. Ironically‚ the egg in the story relates to failures
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