Water is a polar solvent. It readily dissolves most bio molecules, which are generally charged or polar com pounds (Table 2-2); compounds that dissolve easily in water are hydrophilic (Greek, "water-loving"). In contrast, nonpolar solvents such as chloroform and benzene are poor solvents for polar biomolecules but easily dis solve those that are hydrophobic-nonpolar molecules such as lipids and waxes.
Albert L. LehningerRelated topics
chloroform contrast dis polar poor solvent table water bioRelated quotes
Do you desire security? Here you have it. The Lord says to you, "I will never abandon you, I will always be with you." If a good man made you such a promise, you would trust him. God makes it, and do you doubt? Do you seek a support more sure than the word of God, which is infallible? Surely, He has made the promise, He has written it, He has pledged His word for it, it is most certain.
Augustine of Hippo
When I run into couples who recognize me, it's usually the women who are the most friendly. Once, at a Greek restaurant in New York City, a huge family was seated at a table nearby. Late in the evening, the grandmother stood up and said, ‘Tera, I love you! I watch you all night long!' Her daughter almost had a heart attack out of embarrassment. The grandma replied, ‘Honey, I may be old, but I'm not dead yet!'
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There is a shy client who uses invisible ink on Nagiko's body to hide his obvious talent. The woman attempts to develop the invisible ink by bathing in warm water, by standing as close as she dare to a hot fire, by washing her body in the juice of onion-skins until the onions make her weep and her tears prove to be the necessary solvent to reveal the writing.
Peter Greenaway
[Schultz specifically refers to the manner in which inputs are used when he states that one implication of his] efficient but poor hypothesis... [is] that the combination of crops grown, the number of times and depth of cultivation, the time of planting, watering, and harvesting, the combination of hand tools, ditches to carry water to the fields, draft animals and simple equipment -- are all made with a fine regard for marginal costs.
Theodore Schultz
No stars gleam as brightly as those which glisten in the polar sky. No water tastes so sweet as that which springs amid the desert sand. And no faith is so precious as that which lives and triumphs through adversity. Tested faith brings experience. You would never have believed your own weakness had you not needed to pass through trials. And you would never have known God's strength had His strength not been needed to carry you through.
Charles Spurgeon