Observing that true-breeding pea plants with contrasting traits gave rise to F1 generations that all expressed…

When fertilization occurs between two true-breeding parents that differ by only the characteristic being studied,…

Our discussion of homozygous and heterozygous organisms brings us to why the F1 heterozygous offspring were…

The seven characteristics that Mendel evaluated in his pea plants were each expressed as one…

Figure 8.1 Experimenting with thousands of garden peas, Mendel uncovered the fundamentals of genetics. (credit:…

Cytologists have characterized numerous structural rearrangements in chromosomes, including partial duplications, deletions, inversions, and translocations.…

Inherited disorders can arise when chromosomes behave abnormally during meiosis. Chromosome disorders can be divided…

Mitosis and meiosis, which are both forms of division of the nucleus in eukaryotic cells,…

Sexual reproduction requires fertilization, a union of two cells from two individual organisms. If those…

Fertilization and meiosis alternate in sexual life cycles. What happens between these two events depends…