The following are 1.0 m acid solution, which has the largest concentration of hydronium [h3o+]?

a. hno2

b. h2co3

c. h2so4

d. h3bo3

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm

Which statement is true for bacteria a. bacteria have complex internal structures b. all bacteria are spiral in shape c. all bacteria cause disease in animals d. bacteria break down some foods

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.