15 preguntas sobre las sustancias contaminantes del agua y del suelo

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.

Identify the examples in which sam interacts only with natural resources

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes