Is any boy single from 13-14 ??? and only boys answer plz

What are the most explosive events that occur on the sun? umbras solar flares solar winds prominences

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.

Which best describes carbon dioxide’s path out of the body