argarcia255
21.10.2019 •
Biology
Ineed
a student made a model ecosystem in a bottle like the one shown. then the
student wrote the following sentence in her science journal: "if the water
cycle occurs in my model, then i will see condensation on the side of the
bottle.
Solved
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Ответ:
The correct option is B. A hypothesis
Explanation:
Scientific method can be described as a method following which all scientific researches are made. The scientific method begins with a question. To answer this question, a hypothesis is derived.
A hypothesis can be described as a statement based on which observations are made end experiments are done. A hypothesis is a tentative statement. As the student in the question writes a tentative statement in his/her journal, hence it is most likely to be a hypothesis.
Ответ:
Enzymes work best within specific temperature and pH ranges, and sub-optimal conditions can cause an enzyme to lose its ability to bind to a substrate. Temperature: Raising temperature generally speeds up a reaction, and lowering temperature slows down a reaction. ... pH: Each enzyme has an optimum pH range.
Explanation: