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A System of Communication Using Sounds,gestures,or Marks That Are Put

question 21

Multiple Choice

A system of communication using sounds,gestures,or marks that are put together in meaningful ways according to a set of share rules is called a(n) :


Definitions:

Light-Independent Reactions

Also known as the Calvin cycle, these are chemical reactions in photosynthesis that convert carbon dioxide and other compounds into glucose, occurring without the direct need for light.

Carbon

A chemical element with symbol C and atomic number 6, known as the basic building block of life, present in all known life forms and the basis of organic chemistry.

PGAL

Phosphoglyceraldehyde, a three-carbon molecule that is an important intermediate in the photosynthetic conversion of carbon dioxide into glucose as well as in glycolysis.

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