Answer:
D
Explanation:
Anthrax is found all around the world
Answer:
Moderna's COV-19 vaccine is 100% effective in children ages 12 to under 18, the company said last month
Explanation:
Answer:
The correct option is: B) peristalsis
Explanation:
Peristalsis is the involuntary wave-like contractions and relaxations of the smooth muscles of the gastrointestinal tract of the humans.
These alternating contractions and relaxations produces a peristaltic wave that pushes the food down the esophagus of the digestive system. The peristaltic movement prevents the food from moving backwards and pushes the food forward.