Answer:
3) they lose energy at a varying rate - is the correct answer.
Radioactive decay is defined as the process by which an unstable atomic nucleus loses its energy by emitting radiations. The decay is random and cannot be predicted earlier.
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Explanation:
Answer:
James suffers from a condition called Duchenne muscular dystrophy.
I think it can be color flowers because the rest is external, or gills if i am mistaken
