1.

Answer the following.(a) How many types of muscles are there? Which are those types?(b) What causes the problem of acidity? What is its effect on the body?(c) Name the different types of teeth. What is the function of each type?

Answer» Answer the following.

(a) How many types of muscles are there? Which are those types?

(b) What causes the problem of acidity? What is its effect on the body?

(c) Name the different types of teeth. What is the function of each type?


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