Answer:
It is a route in which N2 in the atmosphere is converted into ammonia by prokaryotes using an enzyme complex (Nitrogenase), and an N pool is maintained in the ecosystems, which replenishes N losses. BNF occurs naturally in the soil by N fixing bacteria (Rhizobium and legumes/Azotobacter)
It's so broad, it includes physics, chemistry and biology
Skins cell reproduce more because let’s say for example you get hurt and the skin falls off in order to protect you it grows back immediately
Diploid cells contain 2 sets of the same DNA where as haploid contains one set.....so our normal cells in our body (somatic cells) are diploid however our sex cells(gametic cells) which are the egg of a woman and sperm from a guy are only haploid which means they have only 1 copy of DNA......this is because they fuse with one another and add their DNA together to make a diploid cell
