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Biologists may study anything from the microscopic or submicroscopic view of a cell to ecosystems and the whole living planet . Listening to the daily news , you will quickly realize how many aspects of biology are discussed every day . For example , recent news topics include Escherichia coli outbreaks in spinach and Salmonella contamination in peanut butter . Other subjects include efforts toward finding a cure for AIDS , Alzheimer 's disease , and cancer . On a global scale , many researchers are committed to finding ways to protect the planet , solve environmental issues , and reduce the effects of climate change .
Please check all the words that can be used instead of the target word in the same context. Note that the morphology of the target (third person singular, past tense etc.) is considered to be applied to the candidate automatically in the process of paraphrasing.