Solve
- $$56 x + 8 x ^ { 2 } = 0$$

question 142

Multiple Choice

Solve.
- $$56 x + 8 x ^ { 2 } = 0$$

• A) \(- 7\)
• B) \(0 , - 7\)
• C) \(- 8 , - 7\)
• D) \(- 28\)

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Definitions:

Water-soluble Hormone

A hormone that dissolves in water, facilitating rapid response and transport in the body.

Membrane Receptor

A protein molecule embedded within, or attached to, the membrane of a cell that receives chemical signals from outside the cell.

G-protein

A type of protein that acts as a molecular switch inside cells, involved in transmitting signals from a variety of stimuli outside a cell to its interior.

Membrane-bound Receptor Model

A conceptual model describing receptors located on the cell membrane that interact with external signals (ligands) to initiate cellular responses.