Where air pollution is not especially severe, predators have much more impact on leaf-beetle populations than parasites do
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Explanation:
A star of one solar mass remains in main sequence for about 10 billion years, until all of the hydrogen has fused to form helium.
What's the questions that's a statement
Answer:
This should help you understand more about DNA replication
and it also has a picture.
20 is the Number of Neutrons of potassium.