Question
What is serum?
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Name two factors on which shape of the cell depends.
Give two limitations of using manure.
What is meant by the quality (or timbre) of sound? On what factor does the quality (or timbre) of a sound depend?
Distinguish between the following pairs in one or two sentences for each:
Striated and unstriated muscles.
A force of 50N acts on a body and moves it a distance of 4m on a horizontal surface. Calculate the work done if the direction of force is at an angle of 60° to the horizontal surface.