Several populations of copepods are sampled for variation at the g locus. population a is found to be 30 percent gg, 60 percent gg, and 10 percent gg. population b is 62 percent gg, 36 percent gg, and 2 percent gg. population c is 30 percent gg, 40 percent gg, and 30 percent gg. which population shows a heterozygote deficiency?