Answer:
Molecules in a liquid have enough energy to move around and pass each other. ... the thing you add to the water is pushed around by the water molecules. Since the molecules in warm water move around faster, the material spreads out quicker in the warm water than in the cold water.
Explanation:
Answer: The stimulus would be someone running in the heat and the external response would be them sweating .
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A. Cell division
Replication of DNA happens in interphase, s-phase
Answer:
The overriding problem with both theories of muscle growth, hypertrophy and hyperplasia, is that: neither can be accepted as correct because muscles growth is difficult to study in humans.
Explanation:
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C. Experimental
Explanation - The cause and effect of a process would be studied in experimental investigations. However, in descriptive studies, relationship between the factors are not studies rather the detail of the process is studied. In comparative investigation, several factors are compared and its effects are analyzed.
In experimental investigations, experiments are carried out based on the hypothesis and then it is validated accordingly. Validation is a must to prove and disprove the hypothesis. Therefore, experimental data and hypothesis are related.
