Section 7-2 Eukaryotic Cell Structure Answer Key Fixed |verified| Jun 2026

| Error in Old Key | Correction | Why it matters | | :--- | :--- | :--- | | "The nucleolus makes DNA." | The nucleolus makes ribosomal RNA and assembles ribosomes. DNA is in chromatin. | Prevents confusion about genetic flow (DNA → RNA → Protein). | | "Lysosomes are found only in animals." | Most plant cells do have lysosome-like vacuoles, but true lysosomes are rare in plants; however, standard high school answer keys say "only animals." | For exam purposes: say animal cells, but know plants have similar digestion. | | "Smooth ER makes proteins." | No. Rough ER makes proteins. Smooth ER makes lipids. | Critical for understanding cell specialization. |

Found in animal cells (not plant cells), they help organize cell division. 4. Energy Transformers: The Power Plants Section 7-2 Eukaryotic Cell Structure Answer Key Fixed

Mastering the "Section 7-2 Eukaryotic Cell Structure" worksheet is a rite of passage for many biology students. This section moves beyond the basics of "what is a cell" and dives into the specific roles of the "little organs" that keep life running. | Error in Old Key | Correction |