90% of Earth's ice is found in Antarctica.<span />
Answer:
The completed sentences are given below.
Explanation:
Haemoglobin is a complex protein consists of heme and globin. Heme contains iron as central element.
The prosthetic group of hemoglobin and myoglobin is heme.
The organic ring component of heme is porphyrin.
Under normal conditions, the central atom of heme is Fe²⁺.
In deoxyhemoglobin the central iron atom is displaced 0.4 A out of the plane of the porphyrin ring system.
The central iron atom has 6 bonds: 4 to nitrogen atoms in the porphyrin, one to a histidine residue and one to oxygen
<span>growth of organisms in the broth i hope this helps
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Temperature affects a star size and the light it emits and it also affects it luminosity. When a star is cold it usually emits a blue color and when its hot it emits a reddish color. For example, up close to the sun it appears red, this is because the temperature is hot.
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Hope this helps :)
