Quantcast

Latest Christopher A. Cullis Stories

2011-07-01 13:45:55

Researcher challenges peers to repeat controversial findings If a person were to climb a towering redwood and take a sample from the top and bottom of the tree, a comparison would show that the DNA are different. Christopher A. Cullis, chair of biology at Case Western Reserve University, explains that this is the basis of his controversial research findings. Cullis, who has spent over 40 years studying mutations within plants, most recently flax (Linum usitatissimum), has found that the...


Word of the Day
omphalos
  • The navel or umbilicus.
  • In Greek archaeology: A central boss, as on a shield, a bowl, etc.
  • A sacred stone in the temple of Apollo at Delphi, believed by the Greeks to mark the 'navel' or exact center-point of the earth.
'Omphalos' comes from the ancient Greek.
Related