What is/are one source of sediment along shorelines and on the seafloor?
a. underwater volcanic eruptions
b. marine organisms
c. seafloor mining
d. transport of tidal waves and currents

gag reflex, poor dentition, gum retraction

have a good day

the cell is the smallest structural and functional unit of living organisms, which can exist on its own. therefore, it is sometimes called the building block of life. some organisms, such as bacteria or yeast, are unicellular—consisting only of a single cell—while others, for instance, mammalians, are multicellular.