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We find most stars still on the main sequence because this stage takes .
General Adaptation Syndrome
A triphasic reaction (comprising alarm, resistance, and exhaustion stages) to stress experienced by the body.
Viral Infections
Diseases caused by viruses, microscopic organisms that invade living cells and replicate, often leading to illness.
Bacterial Infections
Diseases caused by harmful bacteria which can lead to various health problems, depending on the area of the body affected.
T Lymphocytes
A form of white blood cell crucial for cell-mediated immune responses.
Q7: Most of our knowledge of stellar evolution
Q21: According to Newton's second law, when the
Q38: How far above or below the ecliptic
Q68: The Crab Nebula is an example of
Q96: From the horizon to the observer's zenith
Q128: The Crab Nebula and its pulsar were
Q129: What can be said with certainty about
Q133: A star is 10 parsecs from Earth.
Q143: Blue stragglers are among the first stars
Q153: In the light curve of a nova,