Scientists have sequenced complete fern genomes for the first time, to learn why the plants have twice as much DNA as humans. By Oliver Whang Humans, like many complex organisms, have large genomes, ...
The genome of the flying spider-monkey tree fern, Alsophila spinulosa, is over 6 gigabases distributed across 69 pseudo-chromosomes. Tree ferns were most abundant during the Jurassic period, and ...