Insulin. Insulin is a hormone made by the beta cells in the pancreas. It is the key that opens the doors of cells and allows glucose to get into the cell. Each cell needs glucose to function. Carbohydrates in food are broken down into glucose which enters the blood stream.
The pericycle is a cylinder of parenchyma or sclerenchyma cells that lies just inside the endodermis and is the outer most part of the stele of plants.
A: The female part of the flower is called the carpel or pistil. The pistil is comprised of three parts: the stigma, style and ovary. Flowers can have male parts, female parts or both; those with only female parts are called carpellate or pistillate flowers.