<span>The answer to the question stated above is letter A. hardness
Calcite will scratch gypsum. This is an example of the physical characteristics called hardness.
additional information....
</span>> Muscovite mica will peel off in flat sheets. This is an example of the physical characteristic called <span>cleavage.
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Leaching. The answer is leaching. You can also look this type of stuff up on quizlets.
Answer:
Last option
Explanation:
Mitochondria because they are smaller than cells and have membranes
Biodiversity affects humans by: underpins the health and has a direct impact on all of our lives. To summarize reduced biodiversity means millions of people face a future where food supplies are more vulnerable to pests and disease, and where fresh water is in irregular or short supply. For humans that is worrying.