Answer:
Nitrogen thet cannot be used by organisms. C.
Explanation:
Free nitrogen is simply molecular nitrogen (N2). Nitrogen, in its molecular form, consists of two nitrogen atoms bound together with a tripple bond. Because it is very stable, N2 is typically nonreactive, and takes a lot of energy to break them apart. Among these are the amino acids necessary for life to begin and which are the building blocks DNA is made from. Basically, any nitrogen that is in an organic compound is considered “fixed” nitrogen and N2 is considered to be “free” nitrogen
<span>Teleromes provide a protective cap on the ends of linear chromosomes and are atypical to most prokaryotes, which are circular chromosomes. Teleromes also function as the gatekeepers to prevent topoisomerase enzymes from sliding out of the dna double-helix.</span>
Desert because they are always dry, but in the colder months they can get cold
There are several different processes, including glycolysis and the Calvin Cycle, but the umbrella term for getting energy from glucose is cellular respiration.
B. defiantly b. because it can survive in most climates.
