Answer:
bacteria
Explanation:
they are decomposers. they decompose dead material by fixing nitrogen
Answer is: the atom is the smallest known particle of matter.
John Dalton claimed that atom is indestructible and a<span>ll atoms of a given element are identical in mass and properties.
</span>Thomson discovered electron and found the first evidence for isotopes<span> of a stable element.</span>
Answer: |x+2|=xF2+4
Explanation: not sure if this is right im just guessing