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People that help develop vaccines are Biochemists because they can use their knowledge of chemical makeup of living organisms. There are aslo seveveral different careers that could prove usefull in finding a vaccine.
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Have a fantastic daaaaaay!!!!!
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Normal changes in the heart include deposits of the "aging pigment," lipofuscin. The heart muscle cells degenerate slightly. The valves inside the heart, which control the direction of blood flow, thicken and become stiffer. A heart murmur caused by valve stiffness is fairly common in older people.
You should try to make eye contact often, but not the whole conversation; you should be presenting a sense of actually focusing on what the person is telling you, rather than just hearing what they are saying just because you are there. You should also ask questions in order to receive clarification of what was just said from the speaker. you most importantly shouldnt be into foreign topics, but rather build up on what you hear.
hope this helps
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So maybe being over weight or under weight effects it a lot! Some may decide to starve themselves to achieve weight loss and others might over eat with the desire to gain weight. Stress also plays a big factor. Some tend to eat more when they are stressed and others who may suffer from anxiety might eat less due to the intense emotions. So big factors are stress, body image, insecurity, medical conditions. :)
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