Based off of the simulation pulley; gizmo how many people did it take to lift the armchair with a fixed pulley?

Agene in a type of bacteria when the ses bacteria reproduce asexually this mutation can only be inherited by

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 chemical equation is unbalanced? which chemical equation is unbalanced