Soil formation begins with the weathering of
litter
bedrock
Horizon
humus

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Which level of consumer had access to the smallest apply of energy

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass