Sickle Cell Anemia Pathophysiology: Sickle cell anemia is a disease passed down through families in which red blood cells form an abnormal crescent shape. The “sickling” occurs because of a mutation in the hemoglobin gene. Sickle cells are stiff and sticky. They tend to block blood flow in the blood vessels of the limbs and organs. Blocked blood flow can cause pain‚ serious infections‚ and organ damage. Life expectancy in people who have this disease is shortened. Anemia is a condition in
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Biology Q. 1. Biological organisation starts with: a. Atomic level b. Submicroscopic molecular level c. Cellular level d. Organismic level Sol. Correct choice: (2) Q. 2. About 98 percent of the mass of every living organism is composed of just six elements including carbon‚ hydrogen‚ nitrogen‚ oxygen and: a. calcium and phosphorous b. phosphorus and sulphur c. sulphur and magnesium d. magnesium and sodium Sol. Correct choice: (1) Q. 3. Which one of the following is an example of negative
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measurement 1) Complete the diagram below to show: names of the units of measurement‚ unit symbols‚ mathematical operations for converting between units. 2) Complete the table below to show the corresponding value nanometres‚ micrometres and millimetres for the measurements given in each row. The first row has been completed for you. Ensure that your answers use the correct unit symbols. Nanometre Micrometre Millimetre 5 0.005 0.000005 1 1 1 3 7 0.5 3) When studying cells structure
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How cell phone is affecting us socially. Kazi Mehdi Rahman ID-1210910030 English-105‚ Section 7 Abdus Selim December 10‚ 2013 How cell phone is affecting us socially. Perhaps you have had one of those moments when you look around in a crowded public place and it seems that everyone is either talking or tapping a message on a cell phone. Older individuals might wonder how things ever became this way‚ but for younger mobile phone users‚ this is
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Activity #3: Cells (Chapter 3) Instructions: Read chapter 3 in your textbook and review the lecture notes and study resources provided by your instructor. Type your answer in the answer block provided for each question. Answer blocks should expand as you type. If you experience difficulty typing in the provided answer blocks‚ you may type your answers in a new document. Save a copy of the completed activity to your computer for your records. Although this activity is not graded‚ your instructor
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very best teacher every year of their study. I am confident that my interest in teaching and assisting you in your classroom will be very significant. I will contribute to the childcare and educational needs with no limitations. There are many strengths that I will bring with my internship. I am a much focused student. I am very privileged to have the technology skills to help better your student’s education. I have a lot of experience with childcare from working in my church’s nursery and being
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1. How does a cell become differentiated? A cell becomes differentiated by using only the DNA that it needs. 2. Give an example of 2 differentiated cells. Two examples of differentiated cells are lysosomes and mitochondria. Lysosomes are small so they can move throughout the cell effectively. Mitochondria have a lot of surface area to make more energy 3. (Essay) What does it mean to be specialized? Explain how the structure of the cell determines its function. Give at least 3 examples. Being specialized
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Sickle cell anemia is a blood disorder that affects the 11th chromosome which is a hemoglobin gene. Hemoglobin is a protein located in red blood cells (RBCs) that carries oxygen through the body. This disorder is inherited from two parents with abnormal genes that are heterozygous (Rr). This means that both parents who have the trait may pass on the disorder to their offspring. The phenotype makeup is recessive. Those who inherit a normal copy of the chromosome 11 and a mutated chromosome will carry
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Cell-phone etiquette I was annoyed a number of times by the site on another person shouting in to his cell phone‚ form being an invention that has revolutionized communication it has become a much abused tool in the hands of common man. Cell-phone etiquette is really just common courtesy. Most people today have a Mobile phone. In fact‚ many people can’t imagine how they ever got along without a portable phone. However‚ many people also complain about cell phone users. I have seen people complain
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mobile phones‚ or cell phones are very popular in the whole world. There are a lot of advantegs and some disadvantegs of using it. But las time not only adult using cell phones. Teenegars are buing themself mobile phones and using it....is it good or bad‚ positive por negative event. Read my opinion and decide yourself. This type of phones have got samo advantegs like fast contact with owner of mobile phone. Person is taking it everywhere and everyone can make contakt anytime. What is more when teenagers
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