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Principle

Principle

1. Beginning; commencement. Doubting sad end of principle unsound. (Spenser)

2. A source, or origin; that from which anything proceeds; fundamental substance or energy; primordial substance; ultimate element, or cause. The soul of man is an active principle. (Tillotson)

3. An original faculty or endowment. Nature in your principles hath set [benignity] (Chaucer) Those active principles whose direct and ultimate object is the communication either of enjoyment or suffering. (Stewart)

4. A fundamental truth; a comprehensive law or doctrine, from which others are derived, or on which others are founded; a general truth; an elementary proposition; a maxim; an axiom; a postulate. Therefore, leaving the principles of the doctrine of christ, let us go on unto perfection. (Heb. Vi. 1) A good principle, not rightly understood, may prove as hurtful as a bad. (milton)

5. A settled rule of action; a governing law of conduct; an opinion or belief which exercises a directing influence on the life and behavior; a rule (usually, a right rule) of conduct consistently directing one's actions; as, a person of no principle. All kinds of dishonesty destroy our pretenses to an honest principle of mind. (law)

6. (Science: chemistry) Any original inherent constituent which characterises a substance, or gives it its essential properties, and which can usually be separated by analysis; applied especially to drugs]], plant extracts, etc. Cathartine is the bitter, purgative principle of senna. (Gregory) bitter principle, principle of contradiction, etc. See bitter, Contradiction, etc.

Origin: f. Principe, L. Principium beginning, foundation, fr. Princeps, -cipis. See prince.


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Re: principle of error-prone PCR???

I don't know much about this problem. But all I know is that only metal ions that bind to ECE with high affinity can affect the enzyme. Welcome to discuss with me more.

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by AmyCollins
Thu Feb 05, 2015 9:23 am
 
Forum: Molecular Biology
Topic: principle of error-prone PCR???
Replies: 5
Views: 2475

Could Hardy-Weinberg terminology be more precise?

I just noticed how well the Hardy-Weinberg principle suits the definitions of the terms. Wonderfully, they seem to have encompassed all possibilities, but the five (or six) mechanisms of change seem to overlap on the scenarios they can describe. ...

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by wildfunguy
Wed Nov 19, 2014 4:56 pm
 
Forum: General Discussion
Topic: Could Hardy-Weinberg terminology be more precise?
Replies: 0
Views: 593

Re: principle of error-prone PCR???

@cat thanks, learned~~~

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by feixiaorou
Mon Oct 13, 2014 3:05 am
 
Forum: Molecular Biology
Topic: principle of error-prone PCR???
Replies: 5
Views: 2475

principle of error-prone PCR???

... enzyme is the reason leading to the error matches of basicpair. I am now confused, which one is correct? If I am wrong, please be kind explain the principle of how Mn2+ working. Attaching the links of involved websites would be so helpful. thank you so much~~~~~~~~~~~~~~~~~~

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by feixiaorou
Tue Sep 30, 2014 1:23 am
 
Forum: Molecular Biology
Topic: principle of error-prone PCR???
Replies: 5
Views: 2475

What happens if you convert your DNA into RNA and...

That depends what piece of DNA you would insert into the particular human being. But basically that's the principle of gene therapy.

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by JackBean
Sun Sep 14, 2014 11:52 am
 
Forum: General Discussion
Topic: What happens if you convert your DNA into RNA and...
Replies: 4
Views: 3542
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