Muscular movements of alimentarey canal are known as
peristalsis
diastole
systole
muscles contraction
From acrosome, which secretes
hyaluronic acid
hyaluronidase
TSH
fertilizin
B.
hyaluronidase
Acrosome secrets a lytic enzyme hyaluronidase, which help in the penetration of ovum.
First heart sound is produced during closure of
auriculo-ventricular valves
eustachian valve
sinus valve
seminular valves
In motor neuron the impulse following in which direction?
In two direction
In one drection
In all direction
None of the above
Fertilization in earthworm is
cross fertilization
combined fertilization
self-fertilization
All of the above