Question

Answer the following questions in brief.
1. How many teeth are present in a four-month old child's mou
2. Where is saliva produced?
3. Define respiration.
4. Name the flap that shuts off the wind pipe when you swallow
5.
How many types of vessels are found in the circulatory system
List down the main organs of the nervous system.
Name the structure that protects the spinal cord.
Name the process of fusion of an egg with a sperm.​

Answer 1

Explanation:

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