If a Tree Dies and the Trunk Remains Undisturbed for 13,750

question 52

Multiple Choice

If a tree dies and the trunk remains undisturbed for 13,750 years, what percentage of the original ¹⁴C is still present? (The half-life of ¹⁴C is 5730 years.)

• A) 2.20%
• B) 19.0%
• C) 45.0%
• D) 5.20%

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Definitions:

Carbohydrates

Organic compounds consisting of carbon, hydrogen, and oxygen, serving as a major energy source for the body and include sugars, starches, and fibers.

Structural Components

Basic building blocks or elements that make up a physical structure or system.

Amino Acids

Amino acids are organic compounds that combine to form proteins, serving as the building blocks of life with essential roles in body tissue structure, function, and regulation.

Gluconeogenesis

The metabolic process in which glucose is generated from non-carbohydrate substrates to maintain blood glucose levels.