Structures which are derived from the midgut are:
gametangia
gametangia
Chromosomes
chromatin threads
Volcanoes.
caves, and cliffs
Hairs are structures are formed by portions of the epidermis that extend into the dermis and are adjacent to dermal papillae.
The stomach of an insect is called the midgut. It is the primary site for digestion and nutrient absorption. Insects have a tubular digestive system, and the midgut is located between the foregut and hindgut, playing a crucial role in processing food after it has been ingested.
They are called molecules.
nothing
pseudopod
foregut, midgut and hindgut.