In Terms of Dating of Specific Rocks,structures,or Landscapes,numerical Age Refers

question 33

Multiple Choice

In terms of dating of specific rocks,structures,or landscapes,numerical age refers to

• A)the age of geological features based on isotopic dating techniques.
• B)the age of one feature with respect to another within a sequence of events and deduced from the positions of rock strata above and below one another.
• C)a range of numeric values in which a features was likely formed and based on several lines of evidence,such as paleoclimatic and paleobotanical reconstructions.
• D)the approximate age of geological features based on the period or epoch in which they occurred.For instance,noting a feature is from the Cretaceous.

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Definitions:

Radial

Radial refers to structures or patterns that radiate outward from a central point, common in biological forms and in the arrangement of bones or muscles in limbs.

Axillary

Relating to the region under the arm.

Dorsal Root Ganglion

involves clusters of sensory neurons located near the spinal cord that transmit sensory information to the central nervous system.

Central Canal

The cerebrospinal fluid-filled space running longitudinally through the length of the entire spinal cord.