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What is a free ribosome?
A free ribosome is a ribosome that is not attached to the rough endoplasmic reticulum and is thus suspended in the cytoplasm.
Which structure is found in both plant and animal cells?
Mitochondrion
What organelle is a nonmembranous organelle?
Organelles that are not membrane bound. For example, centriole, nucleolus, ribosome.
What two things make up ribosomes and are are ribosomes surrounded by membrane like other organelles?
Ribosomes are not membrane bound, they are free cytoplasmic organelles responsible for the translation of cytoplasmic mRNA's. When a ribosome begins to synthesize proteins that are needed in some organelles, the ribosome making this protein can become "membrane-bound". In eukaryotic cells this happens in a region of the endoplasmic reticulum (ER) called the "rough ER". The newly produced polypeptide chains are inserted directly into the ER by the ribosome and are then transported to their destinations. Ribosome in eukaryotes are called 80S ribosomes and consist of a small 40S subunit and a larger 60S subunit. Prokaryotes have 70S ribosomes consisting of a 30S and 50S subunits. Hope this helps.
Is a ribosome a organelle?
No. Organelles, such as peroxisomes, are encased in a bi-lipid membrane layer. The ribosome is a complex biochemical machine that while associated with bi-lipid layers, that is the endoplasmic reticulum, it is not encased in it.
Does ribosome has a membrane?
no they are not surrounded by any membrane
What is a free ribosome?
A free ribosome is a ribosome that is not attached to the rough endoplasmic reticulum and is thus suspended in the cytoplasm.
What is a attached ribosome?
An attached ribosome is a ribosome that is bound to the endoplasmic reticulum (ER) membrane. It is involved in the synthesis of proteins that are either secreted by the cell or inserted into the membrane. These proteins play crucial roles in various cellular functions.
What is the name of a cell organelle not bounded by membrane?
Ribosome is a cell organelle not bounded by membrane. It is responsible for protein synthesis in the cell.
What is the unattached ribosome in the cytosol?
We call these unattached ribosomes free ribosomes as they are not attached to a membrane.
Two organelles that are not membrane bound?
There are several organelle.Most distinct organelle is ribosome
What structures are generally found in prokaryotic cells?
-ribosome -no membrane bonded organelles -nu nucleus
Is protein sythesis a function made by the cell membrane?
No, the site of protein synthesis is the ribosomes, free and bound. The ribosome is the " workbench " on which proteins are made. Proteins can be imbedded in the membrane and can span the membrane.
What are animal cells made of?
Mitochondrion Nucleus Nucleolus Digestive Sacs Chromosomes Ribosome Cell Membrane Canal Network Cytoplasm Nuclear Membrane
Which of the following incorrectly matches the type of cell type of protein and site of the proteins synthesis?
prokaryote, plasma membrane protein, ribosome bound to plasma membrane
What is the organelle allows nutrients and other materials to enter and leave the cell?
cell membrane
What molecules must move across the membrane after being synthesized from a DNA sequence and is then translated by a ribosome?
mRNA
