تمارين أونلاين Bio | Final revision (cell theory)

how did schwann develop cell theory?

which scientist used plant cells in his research of  cell theory?

bacteria is a unicellular organisms divided in half to make new cell .how is this statement is related to cell theory?

who is the first scientist that referred to the tiny units of life as cells?

why is van leeuwenhoek is the father of microbiology ?

which statement that describe the magnification ?

which of the following is a magnifying power of the light microscope?

what preparation could be done to the sample to viewed clearly?

the wavelength of an electron beam is shorter than that of visible light, what is the advantage of using electron microscope?

which type of microscope is most likely to produce this image?

what type of image is produced by a scanning microscope?

the following figure represent a cross section in plant stem, which micros

which of the following is not from the principles of the cell theory?

light microscope depend in its work on the presence of ….

the cells of stomach tissues are different in each of the following except….

when examining a slice of onion under the microscope the magnifying power to be seen the genetic material reaches about…………..

the following diagram represent the light microscope.

1-Part (1) represent…….

the following diagram represent the light microscope.

2-Part (2) represent…….

which of the following can be seen by light microscope?

when magnifying power of the ocular lens for light microscope is (100x)what is the magnifying power of the objective lens to obtain a maximum magnifying power  is………..

which of the following statement is true?