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What organelle synthesizes and secretes proteins?
Endoplasmic Reticulum
Endoplasmic Reticulum The ER has two major functions: Transport: Molecules, such as proteins, can move from place to place inside the ER, much like on an intracellular highway. Synthesis: Ribosomes that are attached to ER, similar to unattached ribosomes, make proteins. Lipids are also produced in the ER.
Where is protein synthesized in cell?
Ribosomes
Ribosomes are the sites in a cell in which protein synthesis takes place.
Which proteins are synthesized by bound ribosomes?
Which proteins are synthesized by bound ribosomes? Proteins that function within the endomembrane system (such as lysosomal enzymes) or those that are destined for secretion from the cell (such as insulin) are synthesized by bound ribosomes.
Where do the lipids and proteins get Synthesised?
Answer: Lipids are synthesized in the Smooth endoplasmic reticulum (SER), and the proteins are synthesized in the rough endoplasmic reticulum (RER).
What organelle is responsible for ribosome production?
The Nucleolus – The nucleolus is a membrane-less organelle within the nucleus that manufactures ribosomes , the cell’s protein-producing structures. Through the microscope, the nucleolus looks like a large dark spot within the nucleus.
Which cell organelle makes proteins?
Ribosome: a cellular organelle that is responsible for making proteins. RNA : an acid found in all living things that carries messages from DNA to the rest of the cell to be made into protein.
What do organelles make protein?
Ribosomes are tiny organelles that contain RNA and specific proteins within the cytoplasm. Within the cell, ribosomes are directly involved in the manufacture of proteins by using their RNA and amino acids. This process involves decoding the information contained in the mRNA and using amino acids to produce the required proteins.
What organelle breaks down lipids?
Vesicles store and move materials between organelles as well as to and from the outside of the cell. (mainly animal cells) lysosomes are small organelles filled with enzymes that break down lipids, sugars, and proteins into smaller molecules that can be used by the rest of the cell.