Question 5 (1 point) Which observation is evidence that the universe is expanding as a result of the big
bang?
Hydrogen and helium are the most abundant elements in the universe.
Most galaxies are moving toward each other.
Most planetary orbits have an elliptical shape.
Most galaxies are moving away from each other.

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:

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.