Simplify the Rational Expression

question 156

Multiple Choice

Simplify the rational expression.

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Definitions:

Microvilli

Minute projections of the plasma membrane that increase the surface area of the cell; found mainly in cells concerned with absorption or secretion, such as those lining the intestine or the kidney tubules.

Choanoflagellate

Single-celled organisms that are considered to be the closest living relatives of animals, characterized by a flagellum surrounded by a collar of microvilli.

Rhizaria

A supergroup of mainly unicellular eukaryotes, characterized by their amoeboid movement mechanism and often elaborate shells.

Clades

Groups in a phylogenetic tree that include a single ancestor and all its descendants, representing monophyletic branches.