Gas exchange of oxygen and carbon dioxide takes place in the alveoli . Oxygen from the inhaled air diffuses through the walls of the alveoli and adjacent capillaries into the red blood cells . The oxygen is then carried by the blood to the body tissues . They are surrounded by numerous capillaries
Within an ecosystem, plants are often producers (meaning they produce their own food), and they serve as primary prey for herbivores. If many plants were removed, the extinction of many other species that are reliant on plants for their prey would be inevitable.
the breakdown of food molecules
Answer:
Flagella is a locomotary organ of bacteria whereas cell wall is the outermost covering of plant cell
Explanation:
