Answer:
Bacteria
Explanation:
Bacteria is the most abundant group of organisms on Earth 0.0
I would have to say predation.
<span> Just follow the rock cycle.
(1) Rock is broken down
(2) Regolith is eroded/transported
(3) Regolith is dumped
(4) Layers begin to compact
(5) Sedimentary rock is buried and turned into metamorphic rock
(6) Metamorphic rock melts to magma
(7) Magma resurfaces as igneous rock </span>
D i think again im not sure but thats what i think
Answer:B
Explanation:bc all of the other ones was equal together and the concentration gradient could not spread them