Examlex
A multiple-choice test has 30 questions and each one has five possible answers,of which one is correct.If all answers were guesses,find the probability of getting exactly four correct answers.
Specimen
A sample taken for scientific testing or analysis.
Cirrhosis
A long-lasting liver disease in which normal liver tissue is replaced with nonfunctioning scar tissue.
Liver
A vital organ involved in numerous metabolic processes, including detoxification, protein synthesis, and the production of biochemicals necessary for digestion.
Iodine
A chemical element (I) that is a dark-gray or purplish-black solid at room temperature and is used in nutrition, medicine, and photography.
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