Due to this reason, the sperm cells are haploid. They have half the full species number of chromosomes. Thus, based on the above information we can conclude that a sperm having half the normal species number of chromosomes is normally produced as a direct result of meiosis.
answer: all the colours except from blue would appear black as the wavelengths that correspond to these colours have been absorbed by the filter. The blue part of the rainbow would appear blue as the blue light is reflected back into your eyes and not absorbed by the filter.
I believe this is the only on of the four that deals with post-mortem study of bones, other than a forensic odontologist, who studies teeth and bitemarks, but not bones in general.