Nurturing Life Sciences
#Id: 7777
#Id: 9173
#Unit 11. Evolution and Behavior
#Id: 7566
#Unit 6. System Physiology – Plant
#Id: 1014
#Unit 5. Developmental Biology
A fruit fly’s sex is determined predominantly by the number of X chromosomes in each cell.
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#Unit 2. Cellular Organization
#Id: 5745
#Unit 10. Ecological Principles