We Distinguish Between a Mineral and a Naturally Formed Glass

question 24

Multiple Choice

We distinguish between a mineral and a naturally formed glass (such as obsidian) because

• A) glass is not produced by geologic processes.
• B) glass is organic.
• C) glass does not have a fixed crystal structure.
• D) glass can be made synthetically as well as occur naturally.

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Definitions:

Transpiration

A system wherein water travels from the roots up to minuscule openings underneath the leaves of plants, turning into vapor that is then discharged into the atmosphere.

Translocation

The process of moving a segment of DNA from one location to another in the genome, often leading to genetic mutations or changes.

Translocation

The movement of substances, such as nutrients and hormones, within an organism, particularly within plants through the phloem.

Active Transport

The movement of substances across cell membranes against a concentration gradient, requiring energy.