The answer to your question is dna replication.
Atmospheric nitrogen fixation<span> is the process in which lightning converts </span>nitrogen<span>gas in the </span>atmosphere<span> into usable compounds. It makes </span>nitrogen<span> available to</span>organisms<span>.</span>
Heme iron and non-heme iron are the two types of iron. Heme iron comes from animal proteins (meat, fish, seafood), while non-heme iron form rice, wheat,..food that is plant-based.
Heme iron is easier absorbed by the body than the non-heme iron and it the best source of iron<span> for people who are </span>iron<span> deficient. So, the given statement is true. It is true, that heme iron is better absorbed than non-heme iron.</span>
