What do you understand by the term “Lancefield groups”? History In the early 1930’s Rebecca Lancefield recognized the importance of serological tests for the identification of organisms. The system is based on specific antibody agglutination reactions with cell wall carbohydrate antigens (C polysaccharides) extracted from the streptococci. Lancefield also showed that further sub division of group A into specific serological types was possible using type-specific M (protein) antigens. The groups
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possible. When correctly reared‚ llamas spitting at a human is a rare thing. Llamas are very social herd animals‚ however‚ and do sometimes spit at each other as a way of disciplining lower-ranked llamas in the herd. A llama’s social rank in a herd is never static. They can always move up or down in the social ladder by picking small fights. This is usually done between males to see which will become dominant. Their fights are visually dramatic‚ with spitting‚ ramming each other with their chests‚ neck
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What You Can Do to Control Ebola Ebola is now talked about across the globe. The fever and severe internal bleeding that are due to the disease are not only fatal‚ but there is also no complete or known cure at this time. Also‚ the disease is highly contagious as Ebola has not become contained‚ so this continues to alarm people around the world. Yet at a more personal level‚ the urgency of learning what to do about the control of Ebola and how to not become infected are all key to staying safe
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“Run into a store‚ ask what year it is. When someone answer‚ yell “It worked!” and run out cheering”. This is a popular joke about time machine I’ve read in a funny website. It can’t be denied that for people who enjoy imagining crazy things like me‚ the idea of “being capable of travel purposefully and selectively through time” sounds exceedingly marvelous and tempting. I’m so excited at the prospect of being able to travel through time that I find myself wondering hazily whether I should go back
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You Decide: Susie Marks vs. City of Elsewhere and Officer Ruthless Susie Marks caught a ride to Elsewhere City Park from Orson‚ who then dropped her off and left. She met her friend Jerry and his girlfriend Kate. Orson was to return for Susie at 11:00 p.m.‚ which is the park’s curfew. Around 11:00 p.m. Officer Ruthless of the Elsewhere Police Department‚ approached the three minors and informed them the park was closing and instructed to leave the park immediately. Unfortunately‚ Orson had not
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August 2012 You Also Have the Right to Tell a Bigot What You Think By Leonard Pitts S Who is the speaker? Who is the voice that tells the story? The speaker is a syndicated columnist‚ a writer versed in and paid for expressing his opinion in an interesting‚ thought-provoking way. He is educated yet down to earth and not a bombastic or over-inflated or even lover of elevated lexicon or writing style. He is representative of the majority of educated US citizens. O What is the occasion
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Speech (for VE): Patriotism What is Patriotism? Some say‚ it is just a word. A word without an importance in the English language. And really? They also used it as a form of jokes and goofing around with friends. But what does it really mean? Patriotism is devoted love for ones country. That’s according to the dictionary. But to ourselves‚ what does it really mean? For me‚ it is our care and love for our country‚ it is somehow related to the meaning by the dictionary. But for me‚
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ELI 109 February 11 2013 Do you know a child that does not want to ride a bike? Well I do not know anyone. This means I was a healthy young girl like others who were willing to learn how to ride the bicycle. I remember that process so I think I was around five years old. Therefore‚ to learn riding a bike on my own without the training wheels was an exciting experience. At that moment I did not think about bicycle accidents at all and consequences. Finally‚ when you learn how to ride the bike it
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Miguel “Alex” Salas FCS 162 Nutrition‚ Professor Gordon 11/08/2012 Response Paper In the movies “Fat (What no one is telling you)” and “Fat‚ Sick‚ & Nearly Dead” both address the issue of weight‚ appearance‚ and health problems associated with being overweight. Both movies provide an interesting view of people living with weight problems. In the movie “Fat (What no one is telling you)” there are different individual cases of their struggle with being overweight. Some have struggled with
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Location The Republic of the Philippines in the western Pacific Ocean‚ made up of the Philippine Islands and a part of the Malay Archipelago. It is at 13 degrees North and 122 degrees East. Situated about 750 mi (about 1210 km) east off the coast of Vietnam‚ the Philippines is separated from Taiwan to the north by the Bashi Channel. The country is made up of 7100 islands‚ and only about 460 are more than 1 sq mi (2.9 sq km) in area. Eleven islands have an area of more than 1000 sq mi (more than
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