Scientists fetch useful information from dog genome publications
... of which is located on the X chromosome. "Sexual dimorphism seems to have evolved as females became smaller than males due to natural selection for optimal size," Lark explains. "This is consistent with our finding that a variant on the X chromosome plays a role in skeletal size determination." ...... of which is located on the X chromosome. "Sexual dimorphism seems to have evolved as females became smaller than males due to natural selection for optimal size," Lark explains. "This is consistent with our finding that a variant on the X chromosome plays a role in skeletal size determination." ...Wisconsin scientists discover a master key to microbes' pathogenic lifestyles
...egions." The discovery of the switch that governs dimorphism and virulence in this prevalent class of fungi provides a target for new therapeutic agents and might even help underpin a vaccine able to thwart infection entirely, according to Klein. "This could lead to therapeutics, better treatment for this cla...Zebra finch males prefer females with exaggerated maternal traits
...at are crucial for driving the evolution of sexual dimorphism and exaggerated traits in birds may result directly from sexual imprinting. ......rst"'" Most scientists have assumed the sexual dimorphism of some Onthophagus beetles was borne of different...es nigriventris and binodis exhibit typical sexual dimorphism -- adult males have horns, females are hornless. In sagittarius, the sexual dimorphism is reversed. ...