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Who discovered the cell for the first time? (AS 1)
Name the factors on which shape of the cells depend? (AS
Distinguish between unicellular and multi cellular organi
How will you prepare slide without drying quickly? (AS
Deekshith said that, "we can't see cells with unaided eye'
xplain. (ASI)
Answers
Answer:
Robert hook(2, )plasma membrane, nucleus,
Answer:a)Cell was discovered by Robert Hooke in 1665.
b)The shape of the cells depends upon the different functions they perform. They may be sperical, rounded, cuboidal, tubular, discoidal or irregular. It also depends on the cytoskeleton.
c)Unicellular organisms are made up of only one cell that carries out all of the functions needed by the organism, while multicellular organisms use many different cells to function. ... Multicellular organisms are composed of more than one cell, with groups of cells differentiating to take on specialized functions.
d)The sides of the cover glass should be sealed with a thick layer of Vaseline.
Nail polish or glycerin can also be used to seal the cover glass.
Used slides which are indented that can hold more sample.
e)Deekshith said that, "we can't see cells with naked eye". ... Cells in the human body are 10 microns. Hence cells cannot be seen with the naked eye but can be seen with the help of microscope.
Explanation:He remarked that it looked strangely similar to cellula or small rooms which monks inhabited, thus deriving the name. However what Hooke actually saw was the dead cell walls of plant cells (cork) as it appeared under the microscope.
Hope it helps...