Use the drop-down menus to complete the statements. occurs when an entire species cannot adapt to a long-term environmental change.

A population that cannot find food after a flood may
to survive.

Over many generations, the buildup of favorable adaptations in a population may lead to___

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.