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Tumors escape bodys immune surveillance by

Tumors escape bodys immune surveillance by Correct Answer Selective overgrowth of antigen negative variants, Reduced expression of MHC molecules, Secretion of immuno suppressive factors by tumor cells

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In the following question, sentences of a paragraph have been jumbled and labelled as A, B, C and D. You are required to rearrange the jumbled sentences of the paragraph and mark your response accordingly by selecting the correct option. A: Cancerous tumors can be divided into primary tumors, which start within the brain, and secondary tumors, which have spread from elsewhere, known as brain metastasis tumors. B: There are two main types of tumors: cancerous (malignant) tumors and benign (non-cancerous) tumors. C: All types of brain tumors may produce symptoms that vary depending on the part of the brain involved. D: A brain tumor occurs when abnormal cells form within the brain.
A smart city integrates all modes of transport, uses clean energy and promotes the sustainable use of resources. It also uses technology to ensure the safety and security of the city, something which critics argue, will lead to a surveillance state. Which of the following can be logically inferred from the above paragraph? (i) All smart cities encourage the formation of surveillance states. (ii) Surveillance is an integral part of a smart city. (iii) Sustainability and surveillance go hand in hand in a smart city. (iv) There is a perception that smart cities promote surveillance.
A is 30% more immune than B and B is 20% less immune than C, then find how much percent A is more immune than C.
In which case following rule was laid: "We think that the true of law is that the person who for his own purposes brings on his lands and keeps there anything likely to do mischief if it escapes, must keep it in at his peril, and if he does not do so, is prima facie answerable for all the damage which is the natural consequence of Its escape. He can excuse himself by showing that the escape was owing to the plaintiff's default; or perhaps that the escape was the consequence of vis major, or the act of God; but as nothing of this sort exists here, it is unnecessary to inquire what excuse would be sufficient".
The Integrated Disease Surveillance Programme (IDSP) State Surveillance Unit of which state has initiated an epidemiological investigation into the first documented human case of bird flu?
In June 2021, the Defence Ministry has signed a contract with which of the following for procurement of 11 Airport Surveillance Radars with Monopulse Secondary Surveillance Radar Indian for Indian Navy and Indian Coast Guard?
Which of the given fact of the BEL Battle Field Surveillance Radar is false? 1. It is a man portable 2D short-range battlefield and perimeter surveillance radar. 2. It is developed by the the Electronics and Radar Development Establishment (LRDE) and Bharat Electronics Limited (BEL). 3. Upto 10 radars can be networked at a time. 4. It operates over 12 channels in S band.
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. It is necessary, then, to keep our ____________ acts under some surveillance of attention, to pass them in review for inspection every now and _________, that we may discover possible modifications which will make them more serviceable. We need to be __________, constantly to find out better ways of doing things. Habit takes care of our standing, walking, sitting; but how many of us could _________ improve his poise and carriage if he would? Our speech has become largely automatic, but no doubt all of us might remove _____________ of enunciation, pronunciation or stress from our speaking. to keep our ____________ acts under some surveillance
Find out which part has an error and mark it as your answer. If there is no error, mark ‘No error’ as your answer. The spontaneous regression of some tumors is usually A)/ explained as a phenomena of the individual's B)/ own immune system attacking the tumor burden. C)/ No error D)
In the following question, sentences of a paragraph have been jumbled and labelled as A, B, C, and D. You are required to rearrange the jumbled sentences of the paragraph and mark your response accordingly by selecting the correct option. A: Any foreign substance in your body that makes the immune system attack it, is called an antigen. B: It is called the immune system and it knows when there is something inside your body that should not be there. C: Therefore this special system protects you from illness and diseases caused by antigens. D: You have your own little army of cells inside you, always fighting to keep you healthy.