Golgi Apparatus — Packaging, Cis-Trans Faces, Glycoprotein and Glycolipid Formation
✅ Asked in NEET 2025Given below are two statements: Assertion (A): The primary function of the Golgi apparatus is to package the materials made by the endoplasmic reticulum and deliver it to intracellular targets and outside the cell. Reason (R): Vesicles containing materials made by the endoplasmic reticulum fuse with the cis face of the Golgi apparatus, and they are modified and released from the trans face of the Golgi apparatus. (NEET 2025)
Given below are two statements: Assertion (A): The primary function of the Golgi apparatus is to package the materials made by the endoplasmic reticulum and deliver it to intracellular targets and outside the cell. Reason (R): Vesicles containing materials made by the endoplasmic reticulum fuse with the cis face of the Golgi apparatus, and they are modified and released from the trans face of the Golgi apparatus. (NEET 2025)
Given below are two statements: Statement I: Concentrically arranged cisternae of Golgi complex are arranged near the nucleus with distinct convex cis or forming face and concave trans or maturing face. Statement II: A number of proteins are modified in the cisternae of Golgi complex before they are released from the cis face. NEET 2024
Which of the following statements are correct in the context of Golgi apparatus? A. It is the important site for the formation of glycoprotein and glycolipids B. It produces cellular energy in the form of ATP C. It modifies the proteins synthesized by ribosomes on ER D. It facilitates the transport of ions E. It provides mechanical support NEET 2023
Which is the important site of formation of glycoproteins and glycolipids in eukaryotic cells? NEET 2020
The Golgi complex participates in: (NEET 2018)
Answer & NCERT explanation
Correct answer: A — Both (A) and (R) are True and (R) is the correct explanation of (A)
Both assertion and reason are true, and reason correctly explains the assertion. According to NCERT, Golgi apparatus packages ER-made materials and delivers them to targets. The reason accurately describes the mechanism - vesicles from ER fuse with cis face, materials are modified through cisternae, and released from trans face, which explains HOW Golgi performs its packaging function.
Read more NCERT concept on the PYQ
The golgi apparatus principally performs the function of packaging materials, to be delivered either to the intra-cellular targets or secreted outside the cell. Materials to be packaged in the form of vesicles from the ER fuse with the cis face of the golgi apparatus and move towards the maturing face. This explains, why the golgi apparatus remains in close association with the endoplasmic reticulum. A number of proteins synthesised by ribosomes on the endoplasmic reticulum are modified in the cisternae of the golgi apparatus before they are released from its trans face. Golgi apparatus is the important site of formation of glycoproteins and glycolipids.
The GOLGI APPARATUS principally PACKAGES MATERIALS to be delivered either to INTRACELLULAR TARGETS or SECRETED outside the cell. Materials packaged in VESICLES from the ER fuse with the CIS FACE (forming face) and move towards the TRANS FACE (maturing face). Proteins synthesised on ER ribosomes are MODIFIED in the Golgi CISTERNAE before being released from the TRANS FACE. Golgi is the IMPORTANT SITE for FORMATION OF GLYCOPROTEINS AND GLYCOLIPIDS. The cisternae are arranged near the nucleus: cis face = convex (forming), trans face = concave (maturing). Golgi also forms SECRETORY VESICLES. Functions Golgi does NOT do: ATP synthesis, ion transport, mechanical support.
Golgi is the most NEET-tested organelle (5+ PYQs: 2025, 2024, 2023, 2020, 2018). Key facts: ENTRY at CIS, EXIT at TRANS. CIS = CONVEX = FORMING. TRANS = CONCAVE = MATURING. NEET 2024 trap: 'proteins released from CIS face' — WRONG, released from TRANS. NEET 2025 A-R: both true, R explains A → option A. NEET 2023: Golgi makes glycoproteins/glycolipids and modifies ER proteins; does NOT make ATP or transport ions.
Materials enter the Golgi at the trans face and are released from the cis face after modification.
Materials ENTER at CIS face (convex, forming) and are RELEASED at TRANS face (concave, maturing) after modification.
CIS = ConvexInForming Side (entry). TRANS = TransitionStop (exit). Glycoproteins + glycolipids formed in Golgi. Lysosomes packaged here.
- Golgi packages ER materials → vesicles → intracellular targets OR exocytosis.
- CIS face (convex, forming) = ENTRY. TRANS face (concave, maturing) = EXIT.
- Important site of glycoprotein + glycolipid formation; modifies ER-synthesised proteins.
- Does NOT do: ATP synthesis (mitochondria), ion transport (membrane proteins), mechanical support (cytoskeleton).
What is Golgi Apparatus?
What did NEET 2025 ask on Golgi Apparatus?
What is the most common NEET trap on Golgi Apparatus?
How do you remember Golgi Apparatus for NEET?
What are the key components of Golgi Apparatus?
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