The type of digestion that involves the actual breaking apart and chewing of food is called MECHANICAL DIGESTION. Mechanical digestion increases the surface areas of the food which makes the food easier to digest. Examples of mechanical digestion are mastication and peristalsis.
Answer:Nitrogen is a crucially important component for all life. It is an important part of many cells and processes such as amino acids, proteins and even our DNA. It is also needed to make chlorophyll in plants, which is used in photosynthesis to make their food.
Explanation:
The vacuole is used to store waste products, water, or toxins. It is like a large holding tank for plant cells.
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Answer: Option A ,Band C
Explanation:
Red blood cells are called erythrocytes. They are produced from the bone marrow and deposited into the blood stream when they are matured. The red blood cells carry oxygen through out the body.
Lymphocytes are white blood cells that are produced from the bone marrow and help in body defence, they are found in lymph tissues. They are immune cells.
Platelets are tiny cells that contribute to blood clots
