Evolutionary theories
Historically what were two major evolutionary theories?
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The two major evolutionary theories were darwinism and lamarckism.
Explain how excretory system of molluscs characterized? Answer: Molluscs have one or two pair of sponge like nephridia, similar to kidneys.
With respect to trees, arctic and alpine environments tend to be dominated by conifers and deciduous broadleaf species with diffuse-porous wood. Why might deciduous broadleaf species with ring-porous wood be less common in these environments?
Give a brief explanation of analogies for centrioles.
Explain the common contraindications of contraceptive pills?
Streptokinase is a substance used in treatment of acute myocardial infarction. How does this substance act?
What is the significance of iron in diet? Name the disease caused by the deficiency of iron?
Give a brief description of yellow fever?
How does an organism recognize that a clotting process must start?
In which habitats do molluscs survive? Answer: Molluscs can be found in the freshwater, sea and in terrestrial environments.
The study of different types of body functions or processes like respiration, growth and photosynthesis is called physiology. Physiology is the science of the function of living systems. Physiology includes how organisms, organ systems, cells, organs or biomolecules c
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