While researching a topic, a student has taken the following notes:

• Chromosomes are cellular structures that contain genes.
• Genes carry critical instructions for determining an organism’s physical traits.
• Members of the same species typically have the same number of chromosomes.
• The pineapple (Ananas comosus) and the melon (Cucumis melo) are species of fruits.
• The pineapple has fifty chromosomes.
• The melon has twenty-four chromosomes.