Mastication, or chewing, is a form of mechanical digestion that increases the surface area of foods prior to chemical digestion.
Answer
The arm and base of microscope are connected with each other with help of inclination joint. which provide easiness to user during research analysis or other microscopic studies.
It has significant role in light and compound microscope that need light for visualization of examine sample. It also help in easy rotation during focusing toward light for better contrast.
5) muscles work in pairs to move bones
Answer:
theyed eventually become extinct because they are unable to reproduce
