What is the volume of blood pumped per minute by the left ventricle into the system circuit called:
a)Ventricular system
b)Atrial system
c)Cardiac output
d)Systole
Carolus Linnaeus was the believer of:
a)Special creation
b)Inheritance of acquired characters
c)Catastrophism
d)Natural selection
The artificial selection in breeding provides a strong evidence for evolution. What does this term mean?
a)Mutation
b)Vestigial organs
c)Domestication
d)Homology
Which of the following is a good evidence of an evolutionary pathway leading from reptiles to birds?
a)Archaeopteryx
b)Mammals
c)Arthropods
d)Fishes
Chemical substance that can react with an enzyme faster than real substrate and without produce a product is:
a)Activator
b)Co enzyme
c)Accelerator
d)Inhibitor
The structure of an enzyme is altered by:
a)Competitive inhibition
b)Reversible inhibition
c)Irreversible inhibition
d)Non competitive inhibition
Penicillin blocks the active sites of an enzyme that many bacteria use in making cell wall. It is an example of:
a)Competitive inhibition
b)Feedback inhibition
c)Non competitive inhibition
d)None of these
What is the optimum pH of pepsin in the stomach?
a)25
b)1.4
c)3
d)2
Evolutionary progress towards formation of organ system in Cnidarians includes development of enteron and:
a)Symmetry
b)Rudimentary network of nerves
c)Cellular organization
d)Cnidocytes
Which of the following describes coral reefs used by Hakeem in preparing eastern medicines?
a)Emerald
b)Marjan
c)Ruby
d)Diamond