Which producers can be found in polar ice region

Which would be the most useful source of evidence to support mcneill's contention?

14) whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.

Which of the following is the sl unit used to measure temperature a. kilogram b. liter c. meter d. kelvin