The base level of a tributary would become if a dam and a reservoir were constructed where it flowed into a trunk stream.

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.

What is the approximate time of death of the body temperature is 29.4 degrees celsius

The chemical form of energy that is useable by the cell to do work