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प्रश्न
Put a tick (✓) against the most appropriate alternative in the following statement.
The hardest substance in your body?
पर्याय
Dentine
Bone
Cement
Enamel
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उत्तर
Enamel
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संबंधित प्रश्न
What is trypsin?
The inner lining of stomach is protected by one of the following from the harmful effect of hydrochloric acid. This is:
(a) pepsin
(b) mucus
(c) saliva
(d) bile
Write one function each of the following enzymes:
Pepsin
Fill in the blank.
The _______ is a common opening of food pipe and windpipe
The other name of food pipe is alimentary canal.
Appendix is a vestigial organ in humans and functional in herbivorous animals for the digestion of ____________.
Choose the odd one:
Why do we eat?
During deficiency of oxygen in tissues of human beings, pyruvic acid is converted into lactic acid in the
What are different types of cells present in the crypts of Lieberkuhn?
