Dictionary » I » Impure



1. Not pure; not clean; dirty; foul; filthy; containing something which is unclean or unwholesome; mixed or impregnated extraneous substances; adulterated; as, impure water or air; impure drugs, food, etc.

2. Defiled by sin or guilt; unholy; unhallowed; said of persons or things.

3. Unchaste; lewd; unclean; obscene; as, impure language or ideas. Impure desires.

4. Not purified according to the ceremonial law of Moses; unclean.

5. Not accurate; not idiomatic; as, impure Latin; an impure style.

Origin: L. Impurus; pref. Im- not _ purus pure: cf. F. Impur. See pure.

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DNA purity

is it true, that when the ratio ABS260/ABS280 > 1.9, the DNA is not pure, but impure with RNA or some organic compounds?

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by JackBean
Fri Dec 02, 2011 7:01 pm
Forum: Molecular Biology
Topic: DNA purity
Replies: 1
Views: 1110

Wrong Blood Group Donated to a patient

Thank you. What could be the Line of Treatment ? Method I ---------- 1. First Remove completely/partially Impure Blood from the Body. 2. After Flushing out impure blood, then add matching blood group fresh blood transfusion. or Method II ----------- 1.Carry out both the activities ...

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by prashantakerkar
Sat Nov 05, 2011 8:27 am
Forum: Human Biology
Topic: Wrong Blood Group Donated to a patient
Replies: 3
Views: 2333

inventing basic lab protocols

... Drying and lyophilisation (determination of H2O amount in CuSO4 etc) 9) Crystalization, decantation (isolation of citric acid, crystalization of impure CuSO4) 10) Chromatografy (carotenoinds on silikagel, gel permeation chromatography) 11) Microscopy 12) Isolation of plasmid DNA from bacteria ...

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by JackBean
Wed Apr 20, 2011 3:40 pm
Forum: General Discussion
Topic: inventing basic lab protocols
Replies: 0
Views: 1636

What's bad science? Read here

... admitted. Any xenocrysts in the samples would make the samples appear older (because the xenocrysts themselves would be old). A K-Ar analysis of impure fractions of the sample, as Austin's were, is meaningless. Seems to me, Austin was doing bad science.

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by mith
Wed Jan 25, 2006 9:55 pm
Forum: Evolution
Topic: What's bad science? Read here
Replies: 48
Views: 23830

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