Phenol /chloroform extraction is an easy way to remove proteins from your nucleic acid samples and can be carried out in a manner that is very close to quantitative.t is typically easiest to carry the extraction out in 1.7â2 mL eppendorf tubes. 1  Dilute your nucleic acid sample to 100â700 ÂµL or divide your samples into tubes such that you have no more than 700 ÂµL per tube. 2  It is difficult to do the extraction with volumes smaller than 100 ÂµL.
What are Mexico's major imports? Imports : US$308 billion (world's rank: 13th ). . Major imports : Vehicles and vehicle parts, electric and electronic machinery and equipment, boilers and steam generator â¦ s, engines and engine parts, copper and copper products. .
Agriculture in Mexico has been an important sector of the countryâs economy historically and politically even though now it accounts for a very small percentage of Mexicoâs GDP.exicoâs growing population has made the country a net importer of grains. Under NAFTA, the US has an advantage in the production of corn but Mexico has the advantage in the production of vegetables, fruits and beverages.