Pericardium or pericardial sac.
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Answer:
The answer to your question is 4. The earth has four oceans.
Explanation:
The four oceans that we have are: The Pacific, Atlantic, Indian, and Arctic.
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Answer:
A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke. Mutations can occur during DNA replication if errors are made and not corrected in time.
Explanation:
Whildlife centers are made to preserve the lion population.
