Topic: Human Digestive System Subtopic: Introduction
What are vitamins and functions?
Answer: Vitamins are needed in small quantities but they are important for health. vitamins are essential for our organs e.g. vitamin A for eyes, vitamin B for health, vitamin C for teeth and gums, vitamin D for absorption of Calcium into the bones and vitamin E for muscle building and nervous system.
- What are xylem and phloem?
- What are platelets?
- What is sequence of mineral and water transport?
- What is quantity of re blood cells in blood?
- What is vascular bundle?
- What happens if excess juice is secreted in stomach?