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Outline Tinbergen's Four Questions

question 3

Essay

Outline Tinbergen's four questions. State the distinction between the ultimate cause and the proximate cause of a trait.


Definitions:

Radiograph

An image created using radiation, typically X-rays, to visualize the internal structure of an object or body.

Radiopaque

Having the property of absorbing X-rays, and therefore visible on an X-ray image.

Radionuclide

A radioactive isotope of an element, used in medical imaging, cancer treatment, and various industries for tracing, dating, and research.

Radiolucent

Descriptive of a material or tissue that allows the passage of X-rays or other forms of radiation, appearing dark on the radiograph.

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