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Consider the following statements regarding Endoplasmic Reticulum: 1. Endoplasmic Reticulum is to act as channels for the transport of materials between different regions of the cytoplasm. 2. The Smooth endoplasmic reticulum helps in the manufacture of fat molecules, or lipids. 3. Ribosomes attached to the surface of the rough endoplasmic reticulum. Which of the statements given above is/are correct?
The membranes of rough endoplasmic reticulum (RER) and smooth endoplasmic reticulum (SER) are continuous.
Which one of the following functions is not carried out by smooth endoplasmic reticulum?
All the cells contain the same ratio of rough and smooth endoplasmic reticulum.
Which enzymes are responsible for detoxification of organic compounds carried out by the smooth endoplasmic reticulum?
Plasma cells possess extensive smooth endoplasmic reticulum.
Smooth endoplasmic reticulum synthesizes
Consider the following statemens.
1. Endoplasmic Reticulum (ER) is called as 'skeleton of cell'.
2. ER is divided into three types according to presence or absence of ribosome
3. Smooth ER is rich in actively protein secreting cells.
Which of the statemen(s) given above is/are correct?
After the synthesis of proteins in endoplasmic reticulum, where do they reach before being secreted from the cell?
Arrange the following sequence of collagen synthesis in the correct order. 1) The entrance of polypeptide into the rough endoplasmic reticulum 2) Packaged in to transport vesicle 3) Hydroxylation of lysyl and prolyl residues 4) Formation of tropocollagen 5) Covalent cross-linking of tropocollagen 6) Collection of fibrils