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Practice problem

Heterozygous vs. Homozygous — Differences & Similarities

By Gabi Slizewska
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On chromosome a, the gene for attack is red. On chromosome b, the gene for attack is blue. On chromosome a, the gene for defense is orange. On chromosome b, the gene for defense is orange. On chromosome a, the gene for speed is green. On chromosome b, the gene for speed is purple.

It was recently discovered that a certain chromosome in a species of Pokemon contains the genes for many common characteristics. A diagram of the chromosome found in one Pokemon is shown above. Which gene is heterozygous in this organism?

Choose one answer

Type a concept, like “slope” or “photosynthesis”.

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