The female sex cells are called the egg and Male sex cells are called the sperm. Hop this helped.
Igneous rocks are classified by particle size
I believe animals that possess homologous structures probably evolved from the same ancestor. Homologous structures are similar because of common ancestry. A homologous structure is an example of an organ or bone that appears in different animals, underlining anatomical commonalities demonstrating descent from a common ancestor.
Plants are called producers because they make their own food. So the grass is the producer.