What Does the Texture of This Rock Indicate About Its

question 81

Multiple Choice

What does the texture of this rock indicate about its cooling history? The magma cooled:

• A) entirely at the surface
• B) for a while at some depth and then rose to the surface where it finished solidifying
• C) slowly under relatively deep conditions
• D) slowly and underwater

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Definitions:

Plasma Protein

Proteins found in blood plasma that perform various functions, including clotting, defence against pathogens, and transport of substances.

Immunity

The body's ability to resist or fight off infection, disease, or other unwanted biological invasion.

Thrombocytopenia

Condition in which there is an abnormally small number of platelets in the blood.

Prothrombinase

An enzyme complex involved in the blood clotting process that converts prothrombin to thrombin.