Cyanide Is a Chemical Used to Dissolve Gold and Is

question 56

Multiple Choice

Cyanide is a chemical used to dissolve gold and is harmful to the environment and organisms living there.A couple of biochemists came up with the idea of using the bacteria in the genus Pseudomonas to break down the cyanide used by a gold mining company.Which term refers to this use of bacteria?

• A)bioremediation
• B)immunoextraction
• C)decomposition
• D)bioextraction
• E)biosynthesis

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Definitions:

Perception

The process by which sensory information is interpreted and organized in the brain to understand and interact with the environment.

Depolarize

The process by which a cell, such as a neuron, decreases its electrical charge, often making it more likely to produce an electrical signal.

Sodium Ions

Positively charged particles (Na+) formed when sodium atoms lose an electron, crucial for various physiological processes including nerve impulse transmission and muscle contraction.

Neuron

A unique cell responsible for conveying nerve signals; known as a neuron.