1 A day care is a business, and as a business owner you'll be in charge of employee management, bookkeeping, marketing, and other responsibilities that come with running a small business in addition to providing childcare.
Guard cells, chloroplast-containing cells scattered throughout the epidermal layers regulate the opening and closing of the stoma. Periderm tissue forms the outer bark of woody plants and will be discussed later. Observe the prepared slide of a leaf epidermis and compare with the micrograph below.
The inner bark is soft bark that helps transport food from the leaves to the rest of the tree. It is made of tissue called phloem. When phloem dies, it becomes part of the outer bark. The outer bark, also known as rhytidome, is made mostly of dead tissue.