A homologous chromosome pertains to one of a pair of chromosomes with the same gene sequence, loci, chromosomal length, and centromere location. A homologous pair consists of one paternal and one maternal chromosome. In humans, there are a total of 46 chromosomes in the nucleus of a somatic cell.
Green is opposite from what color. that's basically what the question is asking. blue is opposite of yellow and green is opposite of red. you would see red when the stimulation of green is absent. it's like when you stare at a black and white image for a while then glance at the wall that is white and still see the image.