Mutations in these genes can produce new or altered traits, resulting in heritable differences (genetic variation) between organisms. ... One definition of a species is a group of organisms that can reproduce with one another and produce fertile offspring.
Sex linked disorders are heritable characteristic carried by a sex chromosome.
Answer: Fovea Centralis
Explanation:
Fovea Centralis is located at the center of the retina. It is responsible for interpreting visual detail with accuracy, by sending visual information to the ganglion cells, which eventually transmits them to the brain.
Thus, Fovea Centralis is the answer