The nuclear envelope is derivative of:

1. smooth endoplasmic reticulum
2. membrane of Golgi complex
3. microtubules
4. rough endoplasmic reticulum
Subtopic:  Nucleus |
 67%
Level 2: 60%+
NEET - 2015
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Ribosomal RNA is actively synthesized in:

1. Lysosomes

2. Nucleolus

3. Nucleoplasm

4. Ribosomes

Subtopic:  Nucleus |
 85%
Level 1: 80%+
AIPMT - 2012
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