Evaluate the Expression When X Is -9

question 10

Short Answer

Evaluate the expression when x is -9.

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Definitions:

Protein Spike

A protrusion on the surface of some viruses, such as the coronavirus, which facilitates attachment and entry into host cells.

Receptor Protein

Protein located in the plasma membrane or within the cell; binds to a substance that alters some metabolic aspect of the cell.

Latent

Present but not visible, apparent, or actualized; existing as potential.

Retrovirus

RNA virus, containing the enzyme reverse transcriptase, that carries out RNA/DNA transcription.