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From the era before Sanger sequencing was invented.


Dec
13
answered What is the function of the RNA primer in DNA replication?
Dec
12
revised What vegetation would thrive in the Martian atmosphere?
edited body
Dec
12
revised Bacterial cell lysis - what solution to use?
made title more specific (now matches question)
Dec
12
answered Bacterial cell lysis - what solution to use?
Dec
12
revised Are there oligocellular organisms in nature and, if so, what are they like?
clarity
Dec
12
revised Are there oligocellular organisms in nature and, if so, what are they like?
added 2 characters in body
Dec
12
answered Are there oligocellular organisms in nature and, if so, what are they like?
Dec
11
revised What vegetation would thrive in the Martian atmosphere?
improved title
Dec
11
comment What vegetation would thrive in the Martian atmosphere?
It took (anaerobic) cyanobacteria one billion years to raise the atmospheric oxygen concentration on earth up to a level that supported aerobes.
Dec
11
answered Experiments in vitro vs those with dead organisms and fixated tissue
Dec
11
answered What vegetation would thrive in the Martian atmosphere?
Dec
10
comment Does the DNA sequence of a butterfly match that of the caterpillar it used to be?
@nico I don't understand what you mean. If two cells differ because in one of them a region of the genome is amplified (e.g. single copy > tandem repeats) then the genome sequences are different. There may be no appearance of DNA with a novel sequence, but I don't think that anyone would argue that the two sequences were identical.
Dec
10
revised Does the DNA sequence of a butterfly match that of the caterpillar it used to be?
added 4 characters in body
Dec
10
revised Does the DNA sequence of a butterfly match that of the caterpillar it used to be?
added 28 characters in body
Dec
10
revised Why does the cold make us sick?
typo
Dec
10
answered Does the DNA sequence of a butterfly match that of the caterpillar it used to be?
Dec
10
revised Gene & Protein nomenclature: N-Myc, c-Myc, et. al
extended answer
Dec
10
comment Does the DNA sequence of a butterfly match that of the caterpillar it used to be?
By 'signature' do you mean sequence? Is the sequence of caterpillar DNA the same as the sequence of butterfly DNA? And if you do mean this you probably need to differentiate between somatic cells and germline cells in the butterfly.
Dec
10
answered Gene & Protein nomenclature: N-Myc, c-Myc, et. al
Dec
8
answered Are all known germs benign in small enough quantities? i.e. Why do we wash our hands?