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A simple osmometer
Remove the bottom from a small glass bottle about 2.5 cm in diameter. Fit a one-hole stopper tightly into the bottom and put a 50 cm length of glass tubing or a length of two soda straws by the hole.
Place a piece of cellophane or parchment paper over the other end of the bottle and fasten it securely by winding with various turns of string or strong thread. Fill the bottle with a very concentrated sugar solution and change the one-hole stopper being sure that no air bubbles remain inside the bottle. Clamp the osmometer in a glass of water and permit to stand a few hours.
Similarities between autotrophic succession and heterotrophic succession
CLASSIFICATION OF GENERAL DRUGS - 1 . NATURAL DRUGS - Obtained from natural sources as minerals, animals, plants & microorganism. (i) Minerals - It include
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Coding sequence is the portion of the gene or the mRNA which actually codes for a protein. Introns are not coding for the sequences; nor are the 5' or 3' untranslated regions (or
Do all genetic diseases result from alteration in the number of chromosomes of the cells? Besides aneuploidies there are other genetic diseases, other chromosomal abnormalities
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Explain Contractile Proteins These proteins participate in contractile processes such as muscle proteins as well as those found in other cells and tissues. In the latter, thes
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