Which of the following bacteria are thick rigid and spiral______________?
Which of the following bacteria are thick rigid and spiral______________?
A. Vibrio
B. Spirillum
C. Spirochete
D. Coccus
Which of the following bacteria are thick rigid and spiral______________?
A. Vibrio
B. Spirillum
C. Spirochete
D. Coccus
Aerating openings formed in the bark through which exchange of gases takes place and water is lost in the form of vapours are___________?
A. Hydathods
B. Stomata
C. Lenticels
D. None of these
The radial symmetry is found in the animals of___________?
A. Protozoa
B. Porifera
C. Cnidaria
D. All of these
A. Walter Bradford Cannon
B. Anselme Payen
C. Jons jacob Berzeliis
D. None of these
Shell of egg is leathery in appearance in___________?
A. Amphibians
B. Reptiles
C. Birds
D. Prototherians
A. Genetic engineering
B. Biotechnology
C. Biochemistry
D. Chemistry
Na+ -K+ ATPase pump is important for_______________?
A. Maintenance of resting potential
B. Massive out flux of K+ after depolarization
C. Recovery of resting potential
D. Conversion of resting potential into action potential