(with different percentages of solute) on white and sweet potatoes. If a .015 white potato is placed in solution with 50% sugar‚ then it will shrink! (Hypotonic) Materials: • Sugar • Water • Potato Fry Cutter • Plastic Cups • Black Permanent Marker • Graduated Cylinder • 1 Sweet Potato • 1 White Potato Procedures: 1. Accumulate 1
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respectively‚ restoring the damaged tissue to its normal appearance. Persistent inflammation‚ tissue necrosis‚ and infection lead to chronic myofibroblast activation and excessive accumulation of ECM components‚ which promotes the formation of a permanent fibrotic scar. In contrast to acute inflammatory reactions‚ which are characterized by rapidly resolving vascular changes‚ edema‚ and neutrophilic infiltration‚ pathogenic fibrosis typically results from chronic inflammatory reactions - defined
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THE “INFOMANIA” STUDY In 2005 I was commissioned by Porter-Novelli‚ the London publicists of Hewlett-Packard‚ to supervise a small in-house experiment on the negative effects of “always-on” technology‚ dubbed “infomania”. This was to accompany a large-scale survey of around 1000 people conducted by polling company TNS‚ revealing the extent of misuse of technology among UK workers. For example‚ 62% would check email and text messages out of hours and when on holiday‚ and 20% would interrupt a
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Manipulating Variable: Antibiotics (Penicillin‚ Neomycin‚ Erythromycin) Responding Variable: Zone of inhibition Materials: * Petri dish * Nutrient broth * Cotton swab * 37 degree Celsius incubator * Forceps * Ruler * Permanent marker * tape Procedure: 1. Gather supplies 2. Make lines on the back of the Petri dish separating them into 4 equal quadrants 3. Swab Petri dish using Q tip with E coli all over 4. Place Penicillin on the 1st quadrant in the
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with blunt tines) 3 pennies 1 liter ice water in large container 1 liter hot water in large container (make sure it is bearable to the touch) 1 liter room-temperature water in large container Felt-tip markers‚ blue‚ red‚ and black (not permanent) Stop watch or digital watch Introduction: A sensation is defined as a state of awareness‚ of the internal or external environment. For a sensation to occur‚ four criteria must be met. First‚ there must be a stimulus.
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ground causing your brain to rattle against your skull. You now have a concussion and will watch from the sideline the rest of the game. II. Thesis Statement: “No guts‚ No glory‚” is a very popular saying when it comes to football‚ however is permanent brain damage worth all the glory? III. Preview of Speech: Helmets are very helpful; however they can only do so much to protect you. If a player is constantly taking blows to the head the chances of getting a concussion increase. Players can be
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the EnvyTM and its barrel. Screw the barrel into the front of the marker‚ hand tight. Take care not to strip the barrel threads or overtighten. Have your compressed air (HPA) or CO2 tank filled by a person who is properly trained to do so. If using an HPA system with an on/off valve‚ make sure it is in the OFF position. If using a CO2 tank or screw-in style preset HPA system‚ fill it while it is removed from the marker. Put the supplied barrel blocker over the end of the barrel‚
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Understanding the process of exclusion in South Africa: Xenophobia In this essay I will discuss the process of exclusion in South Africa with regards to Xenophobia. I will be looking at three case studies that focus on Cape Town‚ Johannesburg and Durban. These are important cities to look at as they are the renounced and very influential and well known cities in South Africa. Cape Town currently the legislative capital of South Africa and historically a pit stop of the slave trade route is a very
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Science/Sensory Activity: “Water Displacement” Age Group: 3-5 years Objective: To learn the concept of water displacement Materials Needed: Video or Story: “The Crow and the Pitcher” Clear container Rocks (any sizes) Small plastic toy animal Permanent marker or rubberband Plate‚ towel or other object to contain spilled water Process and Teaching Strategies Read the story “The Crow and the Pitcher”. Make comments about the story such as‚ “I wonder why the crow putting rocks in the water? What is
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Introduction Fun Fact: The Don Juan Pond in Antarctica is the saltiest place on Earth. Does that have anything to do with an Ecocolumn? No. What is an Ecocolumn? An Ecocolumn is essentially a tiny ecosystem in a bottle. A few bottles. And it’s not an ecosystem. It has three chambers: Terrestrial‚ Decomposition‚ and Aquatic. The Terrestrial Chamber has the soil‚ the sun‚ and is the entrance into the Ecocolumn. The Decomposition Chamber is where decomposers break down the dead organic matter
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