2. What does this experiment show about the decay of buildings and statues in metropolitan areas?

4. what effects does acid rain have on plant life and other organisms?

many phylogenetic trees have a single lineage at the base representing a common ancestor. a lineage that evolved early from the root and remains unbranched is called basal taxon. when two lineages stem from the same branch point, they are called sister taxa.

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explanation:

because the light is a great source of energy for the plants to survive. (i hope this )

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.