MCAT Biology (Nutrition) for Medical College Aptitude Test Preparation (Part III)
Medical College Entry Test (MCAT) Online Preparation from Topic "Nutrition" (18 Questions)
1/18
jQuizMe
In tube like digestive system
- There is an opening for anus but not for mouth
- There is no opening for mouth & anus
- There are two openings for mouth and one for anus
- There is an opening for mouth but not for anus
- There are openings both for mouth and anus