Why does sub-par mean bad when under par in golf is good? You make a good point, it is a strange one. But in this context par is meant to mean, the average, of the usual quality etc, so below par essentially means sub standard, and h â¦ as nothing to do with golf.
Tapeworms lack a mouth and a digestive tract. Describe the tapeworms. They are segmented, flat, have no digestive system, and absorb all nutrients through the tegument (no mouth).
Tapeworms can cause obstruction to the intestine, but usually cause few symptoms apart from non-specific abdominal pains and occasional diarrhea. The fish tapeworm can cause vitamin B12 deficiency. Diagnosis is made by stool examination, and effective medication is available.