To Distinguish Fields or Records There Has to Be One

question 34

True/False

To distinguish fields or records there has to be one that is different from every other,this is called the record key.

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Definitions:

Million Years Ago

A unit of time used in geology and paleontology to denote periods that are millions of years in the past from the present day.

Stromatolites

Layered bio-chemical structures formed in shallow water by the trapping, binding, and cementation of sedimentary grains by microorganisms, mainly cyanobacteria.

Mineralized Layers

Layers or deposits of organic or inorganic material that have been transformed into a solid, mineral-like substance over time.

Bacteria

Microscopic, single-celled organisms found everywhere on Earth, playing critical roles in both the environment and human health.