Exercises marked with (*) require further reading/search beyond the suggested texts.
1. (*) How many DNA sequences are there in GenBank? And how many in SWISS-PROT?
Answer:
According to GenBank Statistics page, accessed on 2015-03-05, there are 181,336,445 sequences in GenBank.
According to UniProtKB/Swiss-Prot Release Statistics, accesed on 2015-03-05, Release 2015_02 of 04-Feb-15 of this database contains 547,599 sequence entries.
© 2015 Joao Meidanis