cancer that grows in the basal layer of the skin is called ____________.
The most common types of keratinocyte cancer are basal. cell carcinoma and squamous cell carcinoma. Basal cell carcinoma: Viewed under a microscope, cells of these cancers share some. features with the cells in the lowest layer of the epidermis, called the basal cell layer. About 8 out of 10 skin cancers are basal cell carcinomas. They usually develop on sun-. exposed areas, especially the head and neck.