Which of the following is a component of healthy soil ecosystems? a. fungi b. bacteria c. nematodes d. all of the above i'm pretty sure it is just the others wouldn't really make the ecosystem "healthy"

What is the best-known carbohydrate?

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

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.