Experiments are often replicated or repeated even when no obvious mistake was visible. This is to establish how variable results are. Statistically, multiple runs are used to determine the variance or standard deviation around the average value. The best answer for this is choice C, to double check results.
Explanation:
When yeasts eat sugar and turn it into energy, they also produce carbon dioxide.
<span>A. Pons. The pons includes nerves that have sensory roles in hearing, equilibrium and taste, as well as facial sensations like touch and pain, and motor function roles including facial expressions, eye movement, chewing and swallowing.</span>
B . By altering the enzyme's shape and structure due to a change in its optimal pH.
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List and explain the function of 7 major organelles of animal cell .The answer: