I think it is pitch I am not 100% sure
Answer:
mosses or lichens, algae fungi
this organisms are knows as pioneer species because they are the first species present.
Answer:
The relationship data of the dominance for each trait between the alleles was available with Mendel. The purpose of the dihybrid cross was to determine the type of relationship that existed between the pair of alleles.
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Hope the above picture might help you :)