Another analogy that works well to help students understand the relationship of genotype (genetic coding) to phenotype (expression of coding) is to compare a computer to a computer program or a Nintendo machine to a Nintendo game cartridge. ... The game program represents the genotype.
I would say the best answer would be Fatty tissue because the epidermis is the outer layer of skin and the dermis is under this epidermis but it is the connective tissue. Let me know if that's right then.