Ascientific study by a pesticide company claims that a new pesticide for spraying tomatoes is both highly effective and safe. the company claims that while pests are killed, the product is entirely safe to humans. at this point, what can a consumer know for certain about the validity of the company's claims?

That the company performed the scientific study so it is reliable.  

Explanation:

In basic knowledge, research reliability is an extent to which the method of research generates consistent and stable outcomes. A particular measure is regarded to be reliable if it uses on a similar thing of measurement at various times generate similar outcomes. The principles of reliability and validity are the fundamental cornerstones of the scientific study.

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:

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.