Which of the following statements best describes dna?
a. dna are the same as genes.
b. all living things contain dna.
c. there are three bases that compose dna.
d. billions of people in the world have the same genetic code. select the best answer from the choices provided. a b c d

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.