The MOST Straightforward Way to Determine the Distance to a Nearby

question 10

Multiple Choice

The MOST straightforward way to determine the distance to a nearby star involves the measurement of the

• A) star's spectrum.
• B) ratio of the star's apparent and absolute magnitudes.
• C) Zeeman effect of spectral lines in the star's spectrum.
• D) star's parallax.

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Definitions:

Oncogenes

Genes that have the potential to cause cancer, usually through mutations or increased expression leading to the uncontrolled growth of cells.

Totipotent Stem Cell

Cells that have the potential to differentiate into any type of cell in an organism, including embryonic and extraembryonic tissues.

Pluripotent Stem Cell

A stem cell that has the potential to differentiate into any of the three germ layers: endoderm, mesoderm, or ectoderm, thus capable of giving rise to any cell type of the body.

Somatic Cell Lines

Cultures derived from non-reproductive body cells used in research and medical treatments.