What is inside a seed?

Inside a seed, there are several important parts that are crucial for the growth and development of the plant:

1. Embryo: The embryo is the tiny, undeveloped plant that is contained within the seed. It consists of the radicle (embryonic root), plumule (embryonic shoot), and one or two seed leaves (cotyledons). The embryo contains all the genetic information needed for the plant to grow and develop.

2. Endosperm: The endosperm is a tissue inside the seed that provides nutrients for the developing embryo. It is rich in proteins, carbohydrates, and fats, which are essential for the initial growth of the plant.

3. Seed coat: The seed coat is the protective outer covering of the seed. It helps to shield the embryo from damage and prevents the entry of pathogens and insects. The seed coat can be thick or thin, depending on the species of plant.

4. Cotyledons: Cotyledons are the first leaves that emerge from the seed during germination. They contain stored nutrients that will support the growth of the seedling until it can produce its own food through photosynthesis.

5. Radicle: The radicle is the embryonic root of the plant that emerges first during germination. It anchors the plant into the soil and absorbs water and nutrients from the soil.

Overall, the inside of a seed is a complex and carefully designed structure that allows the plant to survive and thrive in its environment. Each part plays a crucial role in the growth and development of the plant from a tiny seed to a mature plant.