Liquids are measured by liters.
solids are measured by cubic units.
Answer:
Mitochondrial DNA is circular, so it doesn't shorten when it replicates unlike the rest.
Answer: Young rivers are channels that are deeper than they are wide, have a very fast flow, and contain frequent waterfalls and rapids
Because if a hypha is damaged, fungi can seal septa pores to prevent cytoplasmic leakage.