Disadvantages of a light microscope against electron microscope

electron microscope have a range of disadvantages as well:

. they are extremely expensive

. sample preparation is often much more elaborate

. the sample must be completely dry.

. it is not possible to observe moving specimens ( the are dead)

. it is not possible to observe colour.

cramming before a final is bad because it makes a student's stress level higher. students who embrace cramming to get through a final exam week find themselves struggling to perform consistently, once the brain adjusts to prolonged sleep deprivation.

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation: