According to The Free Dictionary, etiology, also spelled aetiology, is the study of exploration of the cause or factors contributing to something. In pathology, it specifically denotes the investigation into the cause or... More »

Some causes of white spots on the tongue and in the mouth are leukoplakia, oral thrush and oral lichen planus, according to WebMD. Some leukoplakia patches may be an early symptom of cancer, although most are not, explai... More »

www.reference.com Health Conditions & Diseases

Common etiologies of chest pain on the left side include heart attack, angina, acid reflux, bronchitis and pneumonia, according to Healthline. A heart attack occurs when a blood clot blocks the blood supply in an artery ... More »

www.reference.com Health

The "Space Exploration" merit badge pamphlet is the best resource for finding answers to the space exploration merit badge worksheet. This pamphlet is available on Scout Stuff, which is the official online retail website... More »

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To find answers to common accounting homework questions, check your university's resources to find the answers, tutors or study groups if possible. The school that is set the accounting homework may provide many sources ... More »

www.reference.com Education Homework Help Homework Answers

Biology Junction study guides contain practice quizzes that reveal the correct answer to every question upon clicking the "Check Your Work" bottom at the bottom of the web page. However, Biology Junction does not provide... More »

In math, specifically geometry, angles are supplementary when the total of the angle measurements is 180 degrees. For example, a 60 degree angle and a 120 degree angle are supplementary because their degree measurements ... More »