Answer: Even geologists can have a difficult time identifying minerals. There are over 4,000 known minerals, and approximately 80-100 new ones are discovered each year. Of all these, only a few hundred are considered common. To help with identification, geologists must look closely at the physical properties of a mineral.
Explanation:
Answer: The purification gave evidence of the identity of the transforming material, meaning that the possible transforming substance was narrowed down.
Explanation: Removing lipids and carbohydrates suggest that these are not the transforming materials and removing protein suggests that this is also not a transforming material.
The internal process of HOMEOSTASIS enable living things to survive changing conditions. Homeostasis refers to the process by which living organisms maintain constant internal environment. Human body maintains homeostasis through temperature regulation, pH regulation, regulation of glucose concentration, regulation of blood pressure, etc.
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