What were the first "pioneer species" to the pumice plain?

The model illustrates a process by which a substance is taken up by a cell

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

What is the period of cell life when it is conducting