Circadian rhythm, regulated by the brain’s natural clock
Answer:
Here are some examples of natural selection: In a habitat there are red bugs and green bugs. The birds prefer the taste of the red bugs, so soon there are many green bugs and few red bugs. The green bugs reproduce and make more green bugs and eventually there are no more red bugs.
Explanation:
Cells have a nucleus. The nucleus contains DNA. Chromosomes are inside of the DNA. The DNA carries the gene.
Hope this helps!
-Payshence
Answer:
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