Each hemoglobin molecule is, in turn, a beautiful spherical structure made up of about 10,000 hydrogen, carbon, nitrogen, oxygen, and sulfur atoms, plus four heavier atoms of iron, which give blood its oxygen - carrying ability.
Iga hemoglobiini molekul omakorda on kaunis kerajas struktuur, mis koosneb umbes 10 000 - st vesiniku, süsiniku, lämmastiku, hapniku ja väävli aatomist, lisaks veel raskematest raua aatomitest, mis tagavad vere hapnikutranspordi.