Respuesta :

զʊɛstɨօռ:

  • silkworm secretes fibre made of _____ which hardens on exposure of aɨʀ.

aռsաɛʀ: ʄɨɮʀօռ.

ʍʏ sɛʟʄ ʄʀօʍ ɨռɖɨa