★ Circulation and Excretion Quiz
The principal nitrogenous excretory compound in humans is synthesised
A. In kidneys but eliminated mostly through liver
B. In liver and also eliminated by the same through bile
C. In kidneys as well as eliminated by kidneys
D. In the liver but eliminated mostly through kidneys
Select your answer:

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Muscular RDA Dental Caries DNA, RNA, Proteins Protozoan Diseases Nail Enhancement Blood and Bones Cosmetology Organelles Blood Groups Nervous System and Special Senses Organic Compounds, Minerals and Enzymes Cell Theory and Microbiology Laser in Medicine Enzymes and Movement of Substances Molecular BiologyOther quiz:
Microbiology › ViewWhat is the main function of Methanogens in anaerobic treatment?
A. Produce acetate
B. Produce methane
C. Oxidize ammonia
D. Reduce sulfate
Ecology › View
These moths are all the same species. The differences between their wings is an example of ________________
A. Natural Selection
B. Variation
C. Homeostasis
D. Extinction