Fill in the blanks with the words or expressions given below . FCS embryo density and morphology The viable cells ethanol an inverted phase contrast microscope (a) Place the egg in a beaker with the blunt end up, and wash the top with a mild detergent, followed by swabbing with_______. (b) Identify and carefully remove the _______by the neck, using a sterile metal hook or a bent glass rod, and place the embryo in a 100mm petri dish containing PBS. (c) ______contains protease inhibitors which will inactivate the trypsin. (d) Label and place your cultures in the tissue culture incubator at 37°C and examine daily for cell________________. (e) Examine the cultures using________________. This will allow observation of the cells without opening or disturbing the growth. (f) The cultures will develop differently than the suspension cultures. _________will grow out of the trypsinized pieces of tissue and will remain in contact with the bottom of the culture flask.