Answer:
There are four principles at work in evolution—variation, inheritance, selection and time. These are considered the components of the evolutionary mechanism of natural selection.
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The reptile is evolving over millions of years.
Answer:
e. derived characters
Explanation:
Any characteristic change which is transfer to the new species from ancestors but is different from the original character. It will be called as derived character.
But if the same character is transfer from ancestor to the new species this will called as ancestral character.
Regulating muscle and nerve function, blood sugar levels, and blood pressure an making protein, bone, and DNA.
