Studies of A-Bomb Survivors Indicate That Leukemia Has a ______________________

question 4

Multiple Choice

Studies of A-bomb survivors indicate that leukemia has a ______________________ dose-response relationship to radiation.

• A) nonlinear, threshold
• B) linear, threshold
• C) linear, nonthreshold
• D) nonlinear, nonthreshold

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Definitions:

Primary Producers

Organisms that synthesize food from inorganic substances using light or chemical energy; the base of a food chain.

Bacteria

Microscopic, single-celled organisms found in diverse environments that play critical roles in various ecological systems, including the human body.

Limiting Factor

An environmental condition that constrains a population's size, growth rate, or distribution.

Landscape Ecology

A branch of ecology that focuses on the patterns and interactions between ecological processes and ecosystems within heterogeneous landscapes.