Darwin noticed that birds that were good at finding scarce food in the winter had a better chance of surviving and producing offspring. What did he call this struggle for existence?

H×ph=memesand logan paul

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Is a method of dna sequencing first commercialized by applied biosystems, based on the selective incorporation of chain-terminating dideoxynucleotides by dna polymerase during in vitro dna replication.[1][2] developed by frederick sanger and colleagues in 1977, it was the most widely used sequencing method for approximately 40 years.