Answer:
A protist
Explanation:
In the given question, the characteristic of an unidentified organism are given which are:
1. The organism is unicellular and autotrophic which means that it is a producer and belongs to a plant like organism.
2. The membrane bound nucleus means that the organism is an eukaryote.
The organism is thus an unicellular, autotrophic and an eukaryote could be a species of algae which is considered a protist. The protists are the organisms which shows characteristic of the ukaryotes but are not considered true plants and animals.
Thus, a protist is correct answer.
<span>they both have two alleles
</span>they both express the dominant allele (aka the phenotype or physical traits of the allele). They are different in genotype though, which is their genetic make up because homozygous would be two dominant alleles and heterozygous is a combination of dominant and recessive allele. Homozygous recessive and heterozygous are completely different <span>though in genotype and phenotype.</span>
Petrochemicals include many things, I would say All of the above. Hope this helped! :)