describe the signal transmission across a neuromuscular (myoneural) junction that allows the nervous system to move the muscles of a football player. This one will be detailed with about 5-7 sentences.

What was photo 51 with rosalind franklin?

Which identifies the main purpose of biological taxonomy?

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.