Radula is found in
Pila sp.
Chiton sp.
Lamellidens sp.
Pinctada sp.
A.
Pila sp.
Radula is a tongue-like organ of molluscs (Pila) consisting of a horny strip whose surface is studded with rows horny teeth for rasping food. In some species, it is modified for scraping or boring.
Which phase comes in between the G1 and G2 phases of cell cycle?
M - phase
G0 - phase
S - phase
Interphase
Cell division cannot be stopped in which phase of the cell cycle?
G1- phase
G2- phase
S- phase
Prophase
The difference between systolic and diastolic pressure in human is
120 mm Hg
80 mm Hg
40 mm Hg
200 mm Hg
Which one of the following viruses contains is a DNA and RNA?
Cyanophage
Herpes virus
Leuko virus
Polio virus
How many variable segments are present in the basic structure of antibody molecule?
One
Two
Three
Four