1. DNA Mysteries And Miracles
Sutton saw that chromosomes were doubled-up, just like Mendel's paired factors, but he also identified a type of cell in which they were not paired (DNA Watson). These unpaired chromosomes came to be known as the sex cells and coincided with Mendel's observation that his pea plant sperm cells carried a single copy of factors (DNA Watson). ... Using the Drosophila melanogaster, or fruit fly, Morgan demonstrated the idea of "sex-linkage", (where particular characteristics are disproportionately represented in one sex), and the notion of what we call recombination (the breaking and re...
- Word Count: 2807
- Approx Pages: 11