Cells contain organelles like the nucleus, mitochondria and vacuoles. Each performs specific functions vital to life, proving that cells are organized systems, not just bags of cytoplasm or fluid. Class 8 Science Curiosity Chapter 2 The Invisible Living World: Beyond Our ...
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Muscle cells in the stomach wall contract and relax to churn food. This mixing process helps digestive juices break food down efficiently before it moves to the small intestine. Class 8 Science Grade 8 Chapter 2 The Invisible Living World: Beyond ...
Stomach cells perform digestion-related tasks. Some secrete acids, others produce enzymes and some form protective layers. Muscle cells aid in churning food for effective digestion. Class 8 Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye NCERT solutions Class ...
Wave-like movement in the food pipe is caused by coordinated contraction and relaxation of muscle cells. This peristaltic motion pushes food steadily toward the stomach. Class 8 Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye NCERT solutions Class ...
Muscle cells in the food pipe help push food downward through wave-like contractions. This movement, called peristalsis, ensures food reaches the stomach for digestion. Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible Living World Beyond Our Naked Eye solutions Class ...