The nitrogen cycle provides nitrogen to the ecosystem from the atmosphere, ground and oceans. Nitrogen is an important component of complex molecules such as amino acids and nucleotides, which lead to the creation of proteins and DNA, the building blocks of all life .
<span>the time when the sun crosses the plane of the earth's equator, making night and day of approximately equal length all over the earth </span>
Inter phase consists of G1, S, when DNA is replicated, and G2. Interphase ends and mitosis begins
It transfers from being to being, from the sun, where it starts, to every other being after.
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