👉 Bipinnatisect is a term used in the context of biology, specifically in the study of insect development and embryonic development. It refers to the process by which an embryo develops from an egg cell into its adult form. This process involves multiple divisions and changes that occur during the early stages of development. In order for an embryo to develop into an adult animal, it must undergo several stages of growth and development. The first stage is called the zygote, where a single egg cell