Moulting hormone is secreted by
corpora cardacum
corpora allata
neurosecretory hormone
prothoracic gland
Movements by pseudopodia of Amoeba are due to change in
pressure
atmosphere
temperature
viscosity
From outer to inside the sequence of three bones present in the middle ear of mammals is
malleus, stapes and incus
stapes, malleus and incus
malleus, incus and stapes
incus, malleus and stapes
Protein present in silk fibre is
caesin
keratin
elastin
fibroin
D.
fibroin
Silk fibre is formed of two proteins namely fibroin and sericin.