Nurturing Life Sciences
#Id: 387
The nucleosome has an approximate twofold axis of symmetry, called the dyad axis.
#Id: 841
#Unit 2. Cellular Organization
#Id: 9178
#Unit 11. Evolution and Behavior
#Id: 8143
#Id: 2830
#Unit 13. Methods in Biology
#Id: 107
#Unit 5. Developmental Biology
A cell is determined to a given fate if it maintains its developmental maturation toward this cell type even when placed in a new environment (commitment is irreversible).