ate ▁basketball ▁people ▁in ▁Spain ▁Category : F rench ▁exp atri ate ▁basketball ▁people ▁in ▁the ▁United ▁States ▁Category : F rench ▁exp atri ate ▁sports people ▁in ▁Italy ▁Category : F rench ▁men ' s ▁basketball ▁players ▁Category : P alla can estro ▁Cant ù ▁players ▁Category : P alla can estro ▁Var ese ▁players ▁Category : SL UC ▁Nancy ▁B asket ▁players ▁Category : Sm all ▁for wards <0x0A> </s> ▁Ph en ol – ch lor o form ▁extra ction ▁is ▁a ▁liquid - liqu id ▁extra ction ▁technique ▁in ▁mole cular ▁bi ology ▁used ▁to ▁separate ▁nucle ic ▁ac ids ▁from ▁prote ins ▁and ▁lip ids . ▁ ▁Process ▁A que ous ▁samples , ▁l ys ed ▁cells , ▁or ▁hom ogen ised ▁t issue ▁are ▁mixed ▁with ▁equal ▁volumes ▁of ▁a ▁phen ol : ch lor o form ▁mixture . ▁This ▁mixture ▁is ▁then ▁cent rif ug ed . ▁Because ▁the ▁phen ol : ch lor o form ▁mixture ▁is ▁imm is cible ▁with ▁water , ▁the ▁cent rif uge ▁will ▁cause ▁two ▁distinct ▁phases ▁to ▁form : ▁an ▁upper ▁a que ous ▁phase , ▁and ▁a ▁lower ▁organ ic ▁phase . ▁The ▁a que ous ▁phase ▁r ises ▁to ▁the ▁top ▁because ▁it ▁is ▁less ▁dense ▁than ▁the ▁organ ic ▁phase ▁containing ▁the ▁phen ol : ch lor o form . ▁This ▁difference ▁in ▁density ▁is ▁why ▁phen ol , ▁which ▁only ▁has ▁a ▁slightly ▁higher ▁density ▁than ▁water , ▁must ▁be ▁mixed ▁with ▁ch lor o form