Hey You!
Most of them never heard it (The ringtones).
I think it’s proteins and nucleic acids
She is more likely tp have it for about 50%
Answer:
people may get sick or kill their crops by using water thats from unfilter or unsustainable, they're could sometimes be bad chemicals and bacteria in the water
Hemoglobin has tetrahedral structure containing four heme groups that surround a globin group.
Heme is ringlike organic compound also known as a porphyrin to which an iron atom is attached. There are four iron atoms that bind four oxygen atoms and transport them to tissues.