The factor responsible for Maya having an attached earlobe is ; ( A ) The genetic material inside her cells nuclei where her chromosomes are found
The physical composition and shape of certain individuals' organs like ; eye color, nose shape and size of earlobe is dependent on the composition of genetic materials present in the nucleus of the cell and not environmental factors in which the offspring was born into.
The genetic materials contained in the blood cells does not determine the physical outlook of an individual but the contents and shape of the blood cells.
Hence we can conclude that The factor responsible fo Maya having an attached earlobe is, The genetic material inside her cells nuclei where her chromosomes are found
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