Answer: The second answer because, the Earth's mantle is mainly a fluid, but sometimes a solid. It rises, but never sinks.
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Answer: your on the right track
Explanation:
Try again
Answer: Assuming you mean 'Which of the following is the correct complementary RNA strand?' The answer is D.
Explanation: This is because RNA is A=U G=C T=A
Answer:Any mammals or animals suck as lizards humans birds fish
Explanation:This is because we mammals require organs in order for our body to function