  Sexual reproduction in fungi usually involves two different mating types. Because gametes of both mating types are about the same size, they are not called male and fema â¦ le.Rather, one mating type is called + (plus) and the other â (minus).ecause gametes of both mating types are about the same size, they are not called male and fema â¦ le. Rather, one mating type is called + (plus) and the other â (minus).
Defecation is normally assisted by taking a deep breath and trying to expel this air against a closed glottis (Valsalva maneuver). This contraction of expiratory chest muscles, diaphragm, abdominal wall muscles, and pelvic diaphragm exerts pressure on the digestive tract.
defecate (third-person singular simple present defecates, present participle defecating, simple past and past participle defecated) ( 1 intransitive) To expel feces from one's bowels. ( 2 now rare) To purify, to clean of dregs etc. ( 3 now rare, transitive) To purge; to pass (something) as excrement.