TASK DEFINITION: In this task, you will be given sentences in which your task is to recognize the name of the organ of the body. An organ is a collection of tissues that structurally form a functional unit specialized to perform a particular function. Although there might be several correct answers, you need to write one of them.
PROBLEM:  Evaluation of various heart rate correction factors for the QT interval versus the R - R interval .

SOLUTION: heart

PROBLEM:  When given in low doses for prolonged periods , methotrexate may have adverse effects on bone , particularly in post - menopausal women .

SOLUTION: bone

PROBLEM:  We plan to systematically investigate the effects of thawing and refreezing on RNA integrity , by deliberately thawing and freezing small samples of brain tissue over varying time intervals and temperatures .

SOLUTION:
brain