This document provides an overview of cell organization in animals and plants. It outlines the four main types of tissues in animals - epithelial, connective, nerve and muscle tissue. It also describes the three main tissue types in plants - meristematic, permanent and vascular tissue. Permanent tissue is further divided into epidermal, ground and vascular tissue. Ground tissue contains parenchyma, collenchyma and sclerenchyma cells. The document concludes by listing some plant organs like leaves, stems and roots.