In 1798 the first smallpox vaccine was developed.Over the 18th and 19th centuries,systematic implementation of mass smallpox immunization culminated in its global eradication in 1979.
Answer:
b
Explanation:
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A myocardial infarction (2) has occurred with blockage of a branch of the left coronary artery (1). Myocardial infarction (MI), commonly known as a heart attack, occurs when blood flow decreases or stops to a part of the heart, causing damage to the heart muscle.
. A heart attack occurs when the blood supply to part of the heart stops and thus causes a section of the heart muscle to begin to die; whereas a cardiac arrest occurs when the heart stops beating as a whole.
Answer:
jenga and pick up sticks are same and different because you push the blocks out of the stack and put it back on top and in pick up sticks you pick up the sticks and put them back on top of the pile. in both of them you have to go slowly and in one of them there is blocks you have to move versus sticks.
Explanation:
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