The most common map used is ordnance survey maps
Genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).
It seems that you have missed the necessary options for us to answer this question, but anyway, here is the answer. <span>Bacteria, organisms from the Prokaryote kingdom, and organisms from the Plant kingdom share several different traits and what they have in common is Photosynthesis. Hope this helps.</span>
It's B, Bowman's capsule !