biologist also provide names to spieces and develop a classification method of living things

it does not matter whether an organism is big or small they must have 8 characteristics

Has there been any cases where some organisms may use the same instruments and techniques to examine organisms even though they may be different.

Biology -> Introduction Biologists study objects that vary enormously in size. It is partly because of this that biologists use a number of different techniques and instruments to examine organisms.

This is more than great! All living things show 8 characteristics

scientific connection within many branches thus adhered physics,chemistry,biology,psychology,principle of philosophy enormously

All Living things should have all 8.

what are tools do scientists use to examine organisms ???

one of the charateristic of living thing is cellular which means the living thing is composed of cells.

What type of nutrients is needed to maintain proper digestion ?