Which change describes a demographic transition?
question 14 options:

a population moves from a high birthrate and death rate to a high birthrate and low death rate

a population moves from a high birthrate and low death rate to a low birthrate and death rate

a population moves from a low birthrate and death rate to a low birthrate and high death rate

a population moves from a high birthrate and death rate to a low birthrate and low death rate

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

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.

Sickle cell amelia is a condition condition where the red blood cells are deformed which is affected by sickle cell amenia