- 1 What is the function of the rough ER?
- 2 What is the function of the smooth ER simple?
- 3 What is rough and smooth endoplasmic reticulum?
- 4 What is the meaning of rough ER?
- 5 What is the function of RER Class 9?
- 6 What are the 3 functions of smooth ER?
- 7 What are the functions of ER?
- 8 What is the structure of rough ER?
- 9 What is the function of the smooth ER?
- 10 What are the differences between smooth and rough ER?
- 11 Why is the endoplasmic reticulum called ” rough ” and ” smooth “?
What is the function of the rough ER?
The endoplasmic reticulum can either be smooth or rough, and in general its function is to produce proteins for the rest of the cell to function. The rough endoplasmic reticulum has on it ribosomes, which are small, round organelles whose function it is to make those proteins.
What is the function of the smooth ER simple?
The main function of the smooth ER is to make cellular products like hormones and lipids. It also distributes those products throughout the cell and to places in the organism. The smooth ER also regulates and releases calcium ions and processes toxins.
What is rough and smooth endoplasmic reticulum?
Rough ER looks like sheets or disks of bumpy membranes while smooth ER looks more like tubes. Rough ER is called rough because it has ribosomes attached to its surface. Smooth ER (SER) acts as a storage organelle. It is important in the creation and storage of lipids and steroids.
What is the meaning of rough ER?
The rough endoplasmic reticulum (rough ER) is a part of the endomembrane system of the cell and a subset of the endoplasmic reticulum (ER). The rough ER is characterized by the presence of membrane-bound ribosomes that give it a distinctive appearance under the microscope. …
What is the function of RER Class 9?
3)RER help in transport of protein which are synthesised by ribosomes on their surface. 5)It function as cytoplasmic framework providing a surface for some of the biochemical activities of the cell. 6)Digestive enzymes of lysosomes are produced on RER. 7)Plasma membrane and other cellular membranes are formed on ER.
What are the 3 functions of smooth ER?
Its main functions are the synthesis of lipids, steroid hormones, the detoxification of harmful metabolic byproducts and the storage and metabolism of calcium ions within the cell. The smooth ER is distinguished from the other parts of the endoplasmic reticulum by the absence of membrane-bound ribosomes.
What are the functions of ER?
Main. The endoplasmic reticulum (ER) is the largest membrane-bound organelle in eukaryotic cells and performs a variety of essential cellular functions, including protein synthesis and processing, lipid synthesis, and calcium (Ca2+) storage and release.
What is the structure of rough ER?
Rough endoplasmic reticulum is an organelle found in eukaryotic cells. Its main function is to produce proteins. It is made up of cisternae, tubules and vesicles. The cisternae are made up of flattened membrane disks, which are involved in the modification of proteins.
The rough ER, studded with millions of membrane bound ribosomes, is involved with the production, folding, quality control and despatch of some proteins. Smooth ER is largely associated with lipid (fat) manufacture and metabolism and steroid production hormone production. It also has a detoxification function.
What is the function of the smooth ER?
The main function of the smooth ER is to make cellular products like hormones and lipids. It is described as ‘smooth’ to distinguish it from rough ER, which has ribosomes for protein synthesis on its surface. Each organelle in the cytoplasm of a cell is responsible for performing a certain function.
What are the differences between smooth and rough ER?
The two types of ER often appear as if separate, but they are sub-compartments of the same organelle. Cells specialising in the production of proteins will tend to have a larger amount of rough ER whilst cells producing lipids (fats) and steroid hormones will have a greater amount of smooth ER.
Why is the endoplasmic reticulum called ” rough ” and ” smooth “?
Endoplasmic Reticulum (Rough and Smooth) Quick look. Rough ER (RER) is involved in some protein production, protein folding, quality control and despatch. It is called ‘rough’ because it is studded with ribosomes. Smooth E R (SER) is associated with the production and metabolism of fats and steroid hormones.