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प्रश्न
Which of these is not related to endoplasmic reticulum?
विकल्प
It behaves as transport channel for proteins between nucleus and cytoplasm
It transports materials between various regions in cytoplasm
It can be the site of energy generation
It can be the site for some biochemical activities of the cell
उत्तर
It can be the site of energy generation
Explanation -
Endoplasmic reticulum exists as a membranous network, which is connected to the outer membrane of the nucleus from one side and the plasma membrane to the other. It occurs in three forms
- Cisternae-closed fluid filled sac
- Vesicles
- Tubules It is of two types, smooth endoplasmic reticulum i.e., without ribosomes on its surface, and rough endoplasmic reticulum with ribosomes on its surface.
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संबंधित प्रश्न
Name the following :(d) Functional segments of the DNA molecule.
What are the genes? Where are they located in the cell?
What is the location of following in the cell :
(a) Chromatin
(b) Chromosome
(c) Nucleolus
What are the essential components of a cell?
Write a short note on nucleus
What are the functions of the nucleus?
The undefined nuclear region of prokaryotes are also known as
Of the following parts of a cell name the part that is common to plant cell, animal cell and a bacterial cell.
______ lacks a nucleus.
List the functions of the Nucleus.
