This is the correct answer as to to <span>what extent has the presence of a true coelom in animals changed over the course of evolution:
</span><span>the presence of absence of a true coelom appears to have changed mutliple times during the course of evolution</span>
Answer:
declaration of independence
Explanation:
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B. It could be transported easily on Rivers and turnpikes
The Mongols were a nomadic tribe to the north of China. They shared the mountainous areas between China and Siberia with many other such tribes, many of them Turkic.