College Biology Placement Practice Test

Question: 1 / 400

What is the role of the Golgi apparatus?

Producing energy for the cell

Modifying, sorting, and packaging proteins and lipids

The Golgi apparatus plays a crucial role in a cell's processing and distribution of proteins and lipids. It is involved in modifying proteins that have been synthesized in the endoplasmic reticulum (ER), such as adding carbohydrate groups to form glycoproteins, which are important for cellular recognition and signaling. Additionally, the Golgi apparatus sorts these modified proteins and lipids, packaging them into vesicles that can then be sent to their appropriate destinations, whether that be to other organelles, the cell membrane, or outside the cell.

This organelle acts as a central hub for processing macromolecules, ensuring that they are properly prepared and directed where they are needed within the cell or outside of it. The Golgi's ability to perform these functions is essential for maintaining cellular structure and function, making it a vital component of cellular operations.

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Synthesizing RNA from DNA

Transporting substances across the membrane

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