A dichotomous key is created by scientist to identify objects and organisms.
Questions from a dichotomous key would be:
The fish have 1 eye or 2 eyes
Or if the alien have 2 heads or 1 head.
Answer:
The net annual primary productivity of a particular wetland ecosystem is found to be 8,000 kcal/m2. If respiration by the aquatic producers is 12,000 kcal/m2/year
Gross primary productivity in a region of tropical forest is 1,200 kcal/m-Tyr. In this ecosystem, producers are. 25% efficient. 16,000 kcal/m²/yr
7,344inches ÷ 12 inches= 612ft
(12in/1foot)
"With its systematic approach, the scientific method has proven useful in shaping sociological studies. The scientific method provides a systematic, organized series of steps<span> that help ensure objectivity and consistency in exploring a social problem. They provide the means for accuracy, reliability, and validity."
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https://courses.lumenlearning.com/alamo-sociology/chapter/the-scientific-method/
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Answer:
The nucleus at the central part of the cheek cell contains DNA. When a drop of methylene blue is introduced, the nucleus is stained, which makes it stand out and be clearly seen under the microscope.
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