Answer:
Muscle tissue originate from mesoderm (one of the three germ layers). Muscle cell are made up of fibers called myofibrils.
Explanation:
Answer:
The principal reason for the increase of groundwater use is the increasing population. Urbanization and pollution have both contributed to an increase in the use of groundwater. Polluted rivers, lakes, and springs are no longer viable sources of groundwater.
Explanation: