Viruses are different from living things in a way that they cannot live outside their host cells for a long time .and become crystalline.
Answer:
when organisms use organic matter for cellular respiration all that matter goes back into carbon dioxide, water, and minerals, while ALL the energy leaves the ecosystem as heat.
Explanation:
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A short period of time, after the onset of puberty. The first mature eggs starts to be released from the ovaries during menstruation. Menstruation may first occur during the start of puberty in women, it may start as early as 8 years old and can start late as 16 years old. Menstruation is the process wherein not fertilized eggs are being broken down and released from the body.