Question
Consider the following statements and choose the correct one
Plant cells have centrioles which are absent in almost all animal cells
Ribosomes are the site of protein synthesis
The middle lamella is layer mainly of calcium carbonate which holds the different neighbouring cells together
In animal cells, steroidal hormones are synthesised by smooth endoplasmic reticulum
Plant cells have centrioles which are absent in almost all animal cells
Ribosomes are the site of protein synthesis
The middle lamella is layer mainly of calcium carbonate which holds the different neighbouring cells together
In animal cells, steroidal hormones are synthesised by smooth endoplasmic reticulum
The correct answer is: Ribosomes are the site of protein synthesis
In protoplasm, fat store in the form oftriglycerides. Polypeptides, polysaccharides and nucleoside are proteins, carbohydrates ad nucleic acid, respectively
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shaped object with dimension shown in the figure, is lying on a smooth floor. A force 
is applied at the point 
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, such that the object has only the translational motion without rotation. Find the location of 
.
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, 
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- coordinate of the centre of mass of the ink in the drawing is
