Tadpole undergoes metamorphosis to form adult.
What is the scientific term given to earthworm's body segments?
Metamers is the scientific term given to earthworm's body segments.
A muscle fibre tapers at both ends and does not show striations. Name the muscle fibre.
Smooth muscle fibres taper at both the ends (fusiform) and do not show striations. They are also called involuntary muscles.
The different cell junctions found in tissues are
(i) Tight junctions are regions where plasma membrane of adjacent epithelial cells are held close together. They check the movement of material between then.
(ii) Gap junctions are meant for chemical exchange between adjacent cells.
(iii) Adhering junctions perform connecting function to keep neighbouring cells together.
The two identifying features of an adult male frog are as follows/p>
(a) Vocal Sacs These are loose skin folds on throat of male frogs for producing louder croak.
(b) Nuptial Pad This copulatory pad present on the first digit of the forelimb of male frog and helps in closing female during amphelexus.