At a Pressure Equivalent to a Depth of 670 Km

question 22

Multiple Choice

At a pressure equivalent to a depth of 670 km the mineral olivine collapses to form ____.

• A) perovskite
• B) quartz
• C) mica
• D) calcite
• E) zircon

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Definitions:

Albinism

A group of genetic disorders resulting in little or no production of the pigment melanin, affecting the skin, hair, and eyes.

Melanin Synthesis

The biological process by which cells produce melanin, a pigment found in the skin, hair, and eyes of animals, responsible for coloration and protection against ultraviolet radiation.

Tyrosine

An amino acid that is a precursor to neurotransmitters like dopamine and norepinephrine, important for protein synthesis and many metabolic pathways.

Chorion

The outermost membrane enclosing the embryo in eggs of birds, reptiles, and mammals.