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Chromosome two in humans is homologous with two different chromosomes in chimps. Hence, a chromosomal fusion event could have occurred in our ancestors, or a fission event could have occurred in a chimp ancestor. Which piece of evidence would be consistent with the fission event in the chimp lineage?

In a population of bullfrogs, you find 12 individuals with the A1A1 genotype, 45 with A1A2 genotype and 16 with the A2A2 genotype. What is the frequency of the A1 allele?

Select the option that places the periods of the Paleozoic era in the correct order dating oldest to youngest?

What type of polyploid organism is formed through hybridization?

Up until very recently, biodiversity was at an all time high. Based on analysis of the fossil record what is the most likely explanation for this observation?

What percent of point mutations alter amino acid sequences produced by genes in humans?

What is the name of the megacontinent that included the vast majority of the Earth’s landmass starting in the Permian and lasting until the Triassic?

Gene expression is complicated. Select the option that places the events associated with gene expression in the correct order.

What are the two general ways that mutations within genes can influence phenotypes?

What type of homologous genes can be used to date speciation events?