Answer:
When replication mistakes are not corrected, they may result in mutations, which sometimes can have serious consequences. Point mutations, one base substituted for another, can be silent (no effect) or may have effects ranging from mild to severe.
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The answer is B, Pangaea. This was the name for the large continent that supposedly existed before we had all of our separate continents today (all of which were part of Pangaea).
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Answer:
55 degrees as an acute angle
Explanation:
Answer:
a and d is in woody and herbaceous stems
Explanation:
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Answer:
Physical
Explanation:
The skin is a physical barrier.
Mechanical barriers are made by mucous membranes