Dictionary » C » Control variables

Control variables

(noun) Plural form of control variable.

See control variable for definition and additional information.


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Practical Examination (AS)

... need to use a microsope as you would be measuring the rate of enzyme-controlled reactions so probably either measuring how fast a product of a ... you make it more reliable (repeat it) why you need a control which variables are independent/dependent. i did do this exam 3 years ago so it ...

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by marineman
Tue Apr 16, 2013 12:49 pm
 
Forum: General Discussion
Topic: Practical Examination (AS)
Replies: 4
Views: 4371

How to create a science project about acne?

... you find 10 volunteers who have acne. Five experimental and five control. Use placebo on the control group. Have them volunteer to not use ... face every day, etc. The questions need to deal with the uncontrollable variables to give you an indication of what other experiments could support ...

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by tmbirkhead
Sun Sep 23, 2012 5:25 am
 
Forum: Human Biology
Topic: How to create a science project about acne?
Replies: 2
Views: 2953

Re:

... by “naturally occurring” negative ions? 5. Lemons would be a positive control – what about a negative one? :) Also, the relevant ion for your blood ... now that I understand what you mean. Your experiment involves two variables, though – the person’s claimed ability and whether they are put ...

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by JoshuaFlynn
Thu May 31, 2012 1:18 pm
 
Forum: Human Biology
Topic: Electromagnetic fields generated by the human body
Replies: 36
Views: 136347

Electromagnetic fields generated by the human body

... by “naturally occurring” negative ions? 5. Lemons would be a positive control – what about a negative one? :) Also, the relevant ion for your blood ... now that I understand what you mean. Your experiment involves two variables, though – the person’s claimed ability and whether they are put ...

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by AstraSequi
Mon May 28, 2012 1:32 pm
 
Forum: Human Biology
Topic: Electromagnetic fields generated by the human body
Replies: 36
Views: 136347

Problem with transgenic mice

... in order of preference, if you still need help on this: 0. Do a control reaction to test all the variables (taq, dNTP's especially, to ensure the PCR worked) - (usually someone can offer you ...

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by merv
Sun Oct 02, 2011 9:32 pm
 
Forum: Genetics
Topic: Problem with transgenic mice
Replies: 2
Views: 6653
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