Isotopes of an element all have the same chemical behavior, but the unstable isotopes undergo spontaneous decay during which they emit radiation and achieve a stable state. This property of radioisotopes is useful in food preservation, archaeological dating of artifacts and medical diagnosis and treatment.
Answer:
The endosymbiotic theory describes how a large host cell and ingested bacteria could easily become dependent on one another for survival
Explanation:
Genetics, double helix, cells
Answer:
The anus is an opening at the far-end of the digestive tract and is the exit point for the waste material.
Explanation:
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