dna

  1. I

    Counting (some) words in Excel

    Hi, I am trying to create a formula to count worded cells, but to exclude certain words. the basic chart is: Column Q 12/10/17 1) yes 2) always 3) DNA 4) Yes all the time 5) Occasionally 6) Only on a Wednesday 7) Absent 8) All the time 9) Each 3rd Month 10) Never So I want to find I...
  2. E

    Find positions in a main sequence not covered by internal sequence

    Dear Mr Excel, I have a dna sequence, one word of 10 letters (aattggccaa) Furthermore I have two columns; the start and end position of a number of internal sequences within the main sequence shown above. Ex 2 5 means the sequence from 2 to 5 (attg) 6 6 means the 6th position (g) I need...
  3. E

    count number of specific letters in a word

    Hi mrExcel, I need a way to calculate the numbers of specific letters in a word, in my case a dna sequence. An example: The word is aaggccttt. I need to get the numbers of a, g, c and t in separate cells. In this case 2,2,2 and 3. Thanks for your answer, Erik

We've detected that you are using an adblocker.

We have a great community of people providing Excel help here, but the hosting costs are enormous. You can help keep this site running by allowing ads on MrExcel.com.
Allow Ads at MrExcel

Which adblocker are you using?

Disable AdBlock

Follow these easy steps to disable AdBlock

1)Click on the icon in the browser’s toolbar.
2)Click on the icon in the browser’s toolbar.
2)Click on the "Pause on this site" option.
Go back

Disable AdBlock Plus

Follow these easy steps to disable AdBlock Plus

1)Click on the icon in the browser’s toolbar.
2)Click on the toggle to disable it for "mrexcel.com".
Go back

Disable uBlock Origin

Follow these easy steps to disable uBlock Origin

1)Click on the icon in the browser’s toolbar.
2)Click on the "Power" button.
3)Click on the "Refresh" button.
Go back

Disable uBlock

Follow these easy steps to disable uBlock

1)Click on the icon in the browser’s toolbar.
2)Click on the "Power" button.
3)Click on the "Refresh" button.
Go back
Top