AP BIOLOGY

Detailed explanation-1: -angiosperms. The dermal tissue system-the epidermis-is the outer protective layer of the primary plant body (the roots, stems, leaves, flowers, fruits, and seeds). The epidermis is usually one cell layer thick, and its cells lack chloroplasts.

Detailed explanation-2: -It differentiates into three main types of tissues – dermal, vascular, and ground tissue.

Detailed explanation-3: -Outer protective layer of skin, called epidermis is made up of epithelial tissue.

Detailed explanation-4: -There are many cell types found within the connective tissue of the dermis, including fibroblasts, macrophages, adipocytes, mast cells, Schwann cells, and stem cells. [5] Fibroblasts are the principal cell of the dermis. Mast cells are typically found surrounding dermal capillaries.