Tough e noughâ¢ race bibs are a line of tear and water resistant bibs printed on a biodegradable paper laminate. 2: Are Tough e noughâ¢ race bibs as durable as synthetic paper (Tyvek)? Tough e noughâ¢ race bibs are as durable as bibs made on synthetic paper because they are made with an inner layer of plastic film.un a greener race with Tough enoughâ¢ biodegradable race bibs. Introducing a new line of tear and water resistant race bibs printed on a biodegradable paper laminate.
A single daisy or sunflower, for example, is not a flower but a flower head âan inflorescence composed of numerous flowers (or florets). An inflorescence may include specialized stems and modified leaves known as bracts.
There are many variations of flower stucture. In lilies, for example, the sepals may be of the same size and color as the petals. In the sunflower family, the flower is actually an inflorescence composed of many tiny flowers arranged so that they resemble a single larger flower.. Structure of a Flower. With the aid of your dissecting microscope, examine one of the flowers provided. Note the small leaflike sepals compris ing the calyx, and the usually colored or white petals, compris ing the corolla.