Which allele combination represents a female who has a heterozygous sex-linked trait?
0 xry
o xy
0 xrx
o xrxr

"O XRXR" hope this helps xD

micro/nanoscale topography surface exhibits many prominent properties and is extensively employed in biomedical device, microfluidic device and energy device fabrication. additionally, the clinical applications of biomaterials can be largely expanded with of nanostructured surfaces.

answer; i believe the answer is (polygenic inheritance;