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Frequencies

Frequency

1. (Science: physics) The number of occurrences of a periodic or recurrent process per unit time, for example the number of vibrations of a particle per second or the number of repetitions of a complete wave form (cycles) per second.

2. (Science: statistics) The number of members of a population or statistical sample falling in a particular class.

3. Relative frequency, the average number of occurrences of a particular event in a large number of repeated trials.


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Re: How to find motif frequencies

I dont have enough experience to give lab advices..but you could use hydropathy plot for determing hydrophilic and hydrophobic parts of protein thus predicting its conformation

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by zami'87.
Sun Aug 23, 2009 8:34 pm
 
Forum: Molecular Biology
Topic: How to find motif frequencies
Replies: 1
Views: 192

Origins of Music

... set up based on tone, which is a term for the frequency of the sound. the membrane in the ear is set up from one end which vibrates due to lower frequencies to the other which is sensetive to higher frequencies. the sound from a chainsaw is more complex and usually shakes the entire membrane, ...

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by Eous
Mon Aug 03, 2009 2:42 am
 
Forum: Human Biology
Topic: Origins of Music
Replies: 2
Views: 119

How to find motif frequencies

... gene using seceral data sources. I know that gene can be clustered using gene expression data and using other alternatives. I klnow that motif frequencies is also a nother solution. I have read in a paper that using frequency measure of motifs we can cluster genes. Can anyone tell me how to ...

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by asankaf
Fri Jul 17, 2009 8:13 am
 
Forum: Molecular Biology
Topic: How to find motif frequencies
Replies: 1
Views: 192

mean fitness calculations

... where I need to calculate mean fitness. But the only figures I have are of absolute and relative fitness. I have not been given the genotype frequencies so how can I calculate the mean fitness fromjust the absolute and relative fitness values?

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by Juanita1
Wed Jul 08, 2009 10:15 pm
 
Forum: Evolution
Topic: mean fitness calculations
Replies: 0
Views: 129

Human artifical selection

... so it is allowed to continue to offspring. Apart from inflating the medical budget with various treatments, we are artificially increasing the frequencies of negative alleles in our populations meaning that it will only get worse. This is just postulation, any thoughts?

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by Jesse2504
Wed Jun 24, 2009 8:18 am
 
Forum: Evolution
Topic: Human artifical selection
Replies: 3
Views: 104
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