Answer:
The <u>nuclear envelope</u> is composed of two concentric lipid bilayer membranes separated by an intermembrane space of about 20-40 nm. The outer membrane is continuous in many places with the rough endoplasmic reticulum. Like the rough ER the outer membrane of the nuclear envelope is dotted with ribosomes.
1. A , 2. D, 3. A , 4.C , 5. B , 6.A
Answer:
The answer is option A.
They belong to the same group of the periodic table.
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