Yes, it's A. Spinach and cabbage are (A) the leaves of plants. Spinach do have flowers but they are not the flowers itself while cabbages don't have flowers. Cabbages and Spinach don't have fruits either.
Answer:
precipitate
Explanation:
In case of an inorganic chemical reaction leading to precipitation, the chemical reagent causing the solid to form is called the precipitant. The clear liquid remaining above the precipitated or the centrifuged solid phase is the ' supernate' or ' supernatant'.
Polio virus is the virus that correctly matches with its structure.The polio virus has a polyhedral shape. The polio virus is considered as the agent that causes poliomyelitis. It is basically a human enterovirus and falls in the family of Picornaviridae. I hope that this answer will come to your help.
C. esophagus. it does not secrete any enzymes. its just do peristalsis. which is a rhythmic contractions and relaxations of muscles to push food along the gut