What are horns,nails,and hooves made of?

  • A
    Cuticle
  • B
    Chitin
  • C
    Tunicin
  • D
    Keratin

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Similar Questions

$A$: The inner lining of trachea,bronchi,and fallopian tubes has simple epithelium with non-motile cilia.
$R$: Cilia form the brush-border.

........ is found in the lining of the stomach and intestine.

The tissue that covers the external and internal surfaces of parts of the body in animals is

Cellular junctions such as ight,adhering,and gap junctions are found in which of the following tissues?

Match the following:
Column-$I$Column-$II$
$1$. Cuboidal epithelium$a$. The moist surface of buccal cavity and pharynx
$2$. Columnar epithelium$b$. Inner surface of fallopian tubes
$3$. Ciliated epithelium$c$. In ducts of glands
$4$. Compound epithelium$d$. Air sacs of lungs
$e$. In the lining of stomach and intestine

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