Ash can be harmful to an environment. It mostly depends on how much ash there is though. If a volcano erupted such as Mt. St. Helen's then yes that can harm an environment. Ash can cover the sky and block out the sun for days before disappearing and that will affect the life of plants
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in single-celled organism,signaling allows population of cells to coordinate with one another and work like a team to accomplish tasks no single cell could carry out on its own. the study of cell signaling touches multiple biological disciplines 5 years developmental biology , neurontology, and endocrinology.
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Answer:d. law of universal gravitation
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False
answer is FALSE. Metals are usually good conductors, while nonmetals are not usually good conductors.
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Replication/ reproduction. one side copies then replicates and matches up. hope this helps
