The disadvantage of the tracheal system
It limits the size of an insect because it relies entirely on diffusion for the gases to move from environment to the respiring cells.
It lacks effective ventilation system
Please find free downloadable notes, exams and marking guides of agriculture, biology, Physics, chemistry etc. from digitalteachers.co.ug website.
Dr. Bbosa Science
CATEGORIES General
TAGS Dr. Bbosa Science