A stroke can result in a number of visual problems, including visual neglect, decreased visual acuity, diplopia (double-vision), squint, and homonymous hemianopsia (visual field defects).
Natural Selection. Natural selection is the process by which individuals with characteristics that are advantageous for reproduction in a specific environment leave more offspring in the next generation, thereby increasing the proportion of their genes in the population gene pool over time.
Answer: Natural selection is one of the processes of evolution. Explanation: Natural selection is one of the mechanisms of evolution. Natural selection is the process in which individuals whom are better suited to their environment will have an increase fitness.