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An egg osmometer
Place some dilute hydrochloric acid or strong vinegar in a shallow dish, likeas a saucer, to a depth of about one centimetre. Hold the large end an egg in the acid unless the shell has been eaten away on the end leaving the thin membrane exposed. Rinse the acid from the egg. With a shar instrument work a small hole by the shell at the other end. Insert a soda straw or a length of glass tubing by the hole into the interior of the egg. Seal the opening around the tube with house hold cement or sealing wax. This must be absolutely tight. Place the osmometer in a glass of water and let it stand for a few hours.
Define the Water Bath with Shaker? An electric water bath with a shaker that can hold test tubes as well as conical flasks. When on a non-shake mode, it acts as a simple water
Q. What are some factors that can lead to protein denaturation? Protein denaturation can be caused by temperature variation, pH change, changes in the concentration of surround
A 15 mM solution of potassium chloride is needed for and experiment. The only liquid stock that is a available is a 1 M solution. Calculate how much of the stock solution is needed
what is fluid mosaic model?
Bleeding Bleeding from injury to small blood vessels pushed along the lateral wall of expanding maxillary sinus should be contained by bone wax or electrocautery rather than cr
in what part of the human body aschelminthes found?
Q. Distinguish among the terms stimulus, sensation, and perception? A stimulus is an energy source (chemical, light wave, pressure etc.) which activates a receptor cell (specia
Name two differences how genetic material is transmitted between prokaryotes (bacteria) and eukaryotes (humans). Hint: consider the number and structure of the chromosomes, the num
Explain about Simple proteins Simple proteins are those which are made of amino acid units only joined by peptide bond. Upon hydrolysis they yield a mixture of amino acids and
GERENAL CHARACTERICS OF PHYLUM ANNELIDA
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