Inbreeding depression... ..Was an unusual evolutionary event felt worldwide that occurred during the Great Depression that started in 1929. is caused by an increase in homozygous recessive genotypes that express a deleterious trait, resulting in a decrease in is caused by an increased incidence of major depression due to non-random mating. ... is simply a consequence of non- random mating, and no other mechanisms of evolution are needed to explain it. QUESTION 7 Population bottlenecks never cause an increase in the number of alleles in a population. True FalseWhich of the following can cause evolution? Select all that apply. Immigration Population bottlenecks Random mating Emigration QUESTION 3 When no other mechanisms of evolution are in action, non-random mating will not cause allele frequencies to change, but it will generally result in changes in genotype frequencies. True FalseInbreeding depression... ..was an unusual evolutionary event felt worldwide that occurred during the Great Depression that started in 1929. ..is caused by an increase in homozygous recessive genotypes that express a deleterious trait, resulting in a decrease in fitness. .is caused by an increased incidence of major depression due to non-random mating. ..is simply a consequence of non-random mating, and no other mechanisms of evolution are needed to explain it..