throughout the body‚ some mitochondrial diseases only affect particular tissues. Describe such a disease and what is known about the basis of its tissue selectivity. Allowed word count: 1500 Actual word count: 1498 Introduction Leber’s hereditary optic neuropathy (LHON) is an optical nerve dysfunction caused by mtDNA mutation that generally causes bilateral loss of sight in young adult men between the ages of 18 and 35 due to degradation of the optical nerve and retinal ganglion cells (RGCs). Although
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| SCIENCE - FORM 2 | | The World Through Our Senses | | SENSORY ORGANS AND THEIR FUNCTIONS 1. Sensory organs are used to detect every changes in the environment. (a) Sensory organs are possessed by human and all animals. (b) Sensory organs allow the body to respond to the stimuli surroundings. Stimuli from the surroundings. Stimuli are changes that happen in the environment. (c) Sensory organs have receptors that receive the stimuli and then‚ send them as impulses to the
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Spherical Mirror :A curved mirror formed by a part of a hollow glass sphere with a reflecting surface (created by depositing silver metal) is also referred to as a spherical mirror. Concave Mirror:A concave mirror is a curved mirror with the reflecting surface on the hollow side (created by depositing silver metal on the outer curved side). Convex Mirror : A convex mirror is a curved mirror ------------------------------------------------- with the reflecting surface on the outerside
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Strangers‚ Again Writing a relationship story from a video clip is so difficult and so inherently uninteresting‚ that there really needs to be some compelling reason to include one in the story. And that reason has to do with how characters are getting along or not. To put characters in this overused and fairly boring situation‚ something more has to be happening than simply hugs‚ kisses and cuddles. What else is love about in this video clip except getting along or not getting along? To put
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A Study on Extramission Beliefs (Assignment 1) Carizza Rivera Abstract A visual misconception where light rays emanate from the eyes during visual perception is known as the extramission theory and was investigated in first‚ third and fifth graders and college students to examine whether they held this belief. A set of verbal “yes” or “no” response based questions was conducted asking participants questions regarding their perception on the process of vision which resulted in greater extramission
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Science Fair Research Paper Moths are flying around everywhere. They fly around all different types of lights‚ such as street lights‚ porch lights‚ and even traffic lights. Have you ever wondered why? There are many different theories to why moths are attracted to light‚ and all of them are from a different point of view. Some moth theories are based off of energy‚ scientist say that moths are attracted to the light energy that the light produces. This causes them to go to the brightest
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Capturing Moments in Time A High School Analogy A newly bought camera‚ one that gives the buyer satisfaction‚ yet a strange tingling feeling of unfamiliarity with a pinch of nervousness and fear. Now there’s a high school freshman feeling the very same thing looking at a new environment; strangely a camera and high school have a comparable relationship‚ with very obvious difference and . One such similarity‚ is that when a student takes their first few strides into the usual two storey building
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Media essay OCR G322 - A Touch of Frost (Disability) The first scene we see is of a boy (Billy) walking through the woods at night dusting of his knees. He is very well lit and has a mischievous look on his face also his face is cut. He looks surprised and panicked when the police shout at him and chase after him‚ once the police have taken him down we get a close up of Billy’s face it’s not until then we realise that the Billy is down syndrome and we begin to feel guilty when he shouts ‘I haven’t
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Florence nightingale: environmental theory: flood: Health of houses Closely related to the presence of pure air water efficient drainage cleanliness and light For floods like what happened just a few weeks ago‚ you should be aware of the ways to prevent them and how you can prepare for them. You should have efficient or clear drainages to prevent overflowing waters in case of heavy rainfall. Also you should have a source of heat and light for when you need it. You should also have a clean source
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THIS IS THE DARK TIME‚ MY LOVE THIS IS THE DARK TIME‚ MY LOVE The theme of this poem is about a people whose dreams of a better life have been threatened by the destructive power of the ‘strange invader’. The atmosphere of the poem is one of tension‚ fear‚ anxiety. “Everywhere the faces of men are strained and anxious.” This is because of the presence of soldiers: “all around the land brown beetles crawl about.” Even nature is sympathetic to the cause of the people as expressed in the
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