In the Precambrian, Muds and Sands Were Washed into a Shallow

question 164

Short Answer

In the Precambrian, muds and sands were washed into a shallow inland sea now occupied by the Rocky Mountains. The limestones, shales, and sandstones which accumulated into six distinct formations, each with a conspicuous color variation, are known collectively as the ________.

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Definitions:

Spontaneous Movement

Unplanned, involuntary, or natural movement occurring without conscious effort.

Physiological

Pertaining to the normal functioning and activities of living organisms and their parts, including all physical and chemical processes.

Haloperidol

A medication commonly used to treat psychotic disorders such as schizophrenia, acting as an antipsychotic by altering the effects of chemicals in the brain.

Acute Dystonic Reaction

A rapid onset of muscle contractions that can lead to involuntary twisting movements or abnormal postures.