The following physical properties of minerals can be easily used to identify a mineral:
Color.
Streak.
Hardness.
Cleavage or Fracture.
Crystalline Structure.
Diaphaneity or Amount of Transparency.
Tenacity.
Magnetism....ect
Answer:
i stongly belive that "Lungs of the Earth" refers to the trees
Explanation: because trees act just like lungs
This amino acid will be carried by a tRNA molecule. In other words, the anticodon that binds to its codon will be found on a tRNA molecule that always carries a specific amino acid.
Hope this helps!