A species of fish is found to require a certain water temperature, a particular oxygen content of the water, a particular depth, a rocky substrate on the bottom, and a variety of nutrients in the form of microscopic plants and animals to thrive. These requirements describe its 

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#Question id: 19168

#Unit 13. Methods in Biology

The chromatographic method of separating biochemical mixture of compounds, based on highly specific biological interactions is referred to as ______________

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#Question id: 1927

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements is TRUE of malignant lymphoid cells?

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#Question id: 2867

#Unit 2. Cellular Organization

Deletion in region 3 enhances operon or rate of transcription (in trp operon); Choose an incorrect statement.

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#Question id: 29522

#Unit 6. System Physiology – Plant

Elicitors found in insect saliva are normally

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#Question id: 12822

#General Aptitude

In measuring the sides of a rectangle, there is an excess of 5% on one side and 2% deficit on the other. Then the error percent in the area is