Chief energy food of cell is

Chief food conducting cells of phloem in gymnosperm are

Chief food conducting cells of phloem in gymnosperm are

The source of energy for a food chain is

Chief cells or zymogen cells secrete:

The animals that consume energy as food are called_______.

The mechanism of breakdown of food materials within the cell to release energy and the trapping of this energy for synthesis of ATP is called

"Chief cells" or "Zymogen cells"