Chapter:

Organisms-and-Populations

Read passage and answer following question.
A student studying respiration decided to test following hyposis: "If yeasts use glucose for energy, n more glucose I add to ir medium, more population will grow.
"To test this hyposis, she filled four tubes with of minimal growth media and added no glucose to first, to second, to third, and to fourth. After 1 day she recorded  following data:
According to data, which of following statement is true?

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