<span>Alleles are two different forms of single gene that are located in specific position on a specific chromosome. It can be classified into two allele pairs: homozygous and heterozygous. In homozygous, both alleles are the same whether they are both dominant or recessive; while in heterozygous, one allele is dominant and the other is recessive.</span>
Dna is linked to all body functions because it is the genetic material which contains all the genetic information about our whole body.
Hope this helps
Rapid environmental changes can cause:
1) Species can become vulnerable to extinction.
2) A decrease or increase of populations.
3) Diversity of species.
Since most fungi and decomposers are Saptotrops, The answer is most likely A; Saprobic.
