a change in the DNA sequence
Answer:
B, Monasteries were the centers of art and learning
Explanation:
Monasteries were the centers of art and learning. ... In 806, the monks from Iona fled to Kells for safety.
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Reese and tiger is 40 and Shakira is 39
Answer:
But just because brain cells may be able to live indefinitely doesn't mean humans could live forever. Aging is dependent on more than the life span of all the individual parts in the body, and scientists still don't understand exactly what causes people to age.