The current state of the atmosphere is known as a.) climate b.) weather c.) precipitation d.) air mass

B weather.

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weather

Explanation:

Weather is the current state of the atmosphere, and climate is the average weather over a long period of time. An air mass is a large body of air that takes on the characteristics of the area over which it forms.

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:

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation: