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A More Refined Form of Barter, Aimed at Reducing the Effect

question 19

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A more refined form of barter, aimed at reducing the effect of the immediacy of the transaction, is called:


Definitions:

Extraembryonic Membrane

A set of tissues outside the embryo that provide support and nourishment in the early stages of development.

Shock Absorber

A mechanical device designed to smooth out or dampen shock impulse, and absorb kinetic energy.

Dizygotic Twins

Twins that arise from the separate fertilization of two eggs; commonly known as fraternal twins. Compare with monozygotic twins.

Fraternal Twins

Twins that develop from two different eggs fertilized by two different sperm, resulting in siblings that are genetically distinct.

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