Honors Biology Unit 4 Questions and Answers Already Passed
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Honors Biology Unit 4
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Honors Biology Unit 4
Honors Biology Unit 4 Questions and
Answers Already Passed
What is the primary function of the endoplasmic reticulum (ER) in cells?
The ER synthesizes and transports proteins and lipids within the cell.
How do vacuoles contribute to cell function?
Vacuoles store nutrients, waste prod...
Honors Biology Unit 4 Questions and
Answers Already Passed
What is the primary function of the endoplasmic reticulum (ER) in cells?
✔✔ The ER synthesizes and transports proteins and lipids within the cell.
How do vacuoles contribute to cell function?
✔✔ Vacuoles store nutrients, waste products, and help maintain turgor pressure in plant cells.
What role do mitochondria play in energy production?
✔✔ Mitochondria generate ATP through the process of oxidative phosphorylation.
What is the significance of the plasma membrane's fluid mosaic model?
✔✔ The fluid mosaic model describes the cell membrane as a flexible layer of lipids with
proteins embedded that can move laterally.
How does the role of lysosomes support cellular homeostasis?
✔✔ Lysosomes digest and break down cellular waste and foreign materials, helping to maintain
cellular balance.
1
, What is the purpose of the Calvin cycle in photosynthesis?
✔✔ The Calvin cycle uses ATP and NADPH to convert carbon dioxide into glucose.
How do plant cells differ from animal cells in terms of organelles?
✔✔ Plant cells have chloroplasts and a large central vacuole, which are not present in animal
cells.
What is the function of the Golgi apparatus in processing proteins?
✔✔ The Golgi apparatus modifies, sorts, and packages proteins and lipids for secretion or
delivery to other organelles.
How do transport vesicles facilitate cellular processes?
✔✔ Transport vesicles move molecules between different compartments within the cell and to
the cell membrane for secretion.
What is the role of the cell wall in plant cells?
✔✔ The cell wall provides structural support and protection to the plant cell, maintaining its
shape.
2
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