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The cell membrane is made of a double layer of?
The cell membrane is semi-permeable controlling the movement of substances in and out of the cell. It contains a phospholipid bilayer consisting of hydrophobic tails and hydrophilic heads. Also contained in the cell membrane are transport proteins.
Is the mitochondrion surrounded by a membrane?
Mitochondria have two [bi-lipid layer] membranes: a smooth and slightly elastic outer membrane and an inner membrane that has [surface area increasing] inward folds called cristae. Inside the inner compartment is the 'matrix', which is a gel-like phase that contains about 50% protein.
Why do mitochondria possess a double membrane structure?
Mitochondria possess a double membrane structure because they are believed to have originated from a symbiotic relationship between an ancient prokaryotic cell and a eukaryotic cell. The outer membrane helps protect the organelle, while the inner membrane contains proteins essential for energy production through cellular respiration.
What type of organelle is it when it has a double membrane and the inner membrane is folded and it contains its own DNA?
That organelle is the mitochondrion. Mitochondria are responsible for producing energy in the form of ATP through cellular respiration. The presence of their own DNA and double membrane suggests that mitochondria likely evolved from bacteria through endosymbiosis.
Can you tell me what there is in the nucleus.?
The nucleus contains the cell's DNA in the form of chromatin, which consists of chromosomes. It also contains the nucleolus, which is involved in the production of ribosomes. The nucleus is surrounded by a double membrane called the nuclear envelope that controls the movement of molecules in and out of the nucleus.
What is a double membrane which encloses the nucleus and contains many openings called pores?
nuclear membrane
What is the double bilayer membrane that contains the nucleus?
The nucleus is found inside a lipid bilayer membrane that is very similar to the membrane around the entire cell. It is called the nuclear membrane.
What is the nucleus like?
Has a DOUBLE MEMBRANE and CONTAINS DNA.
What is the membrane aruond the nucleus called?
It is called nuclear envelop.It is a double membrane.
The control center of a biological cell?
the double membrane structure called nucleus which contains DNA and rna controls all the activties of a cell
The double membrane that encloses the contents of the nucleus is called what?
The nuclear membrane.
The double membrane that encloses the content of the nucleus is called?
Nuclear membrane
What are eukaryotes surrounded by?
Eukaryotes are surrounded by a double-membrane bound organelle called the nucleus, which contains the cell's genetic material (DNA). The nucleus is separated from the rest of the cell by a nuclear envelope.
Is chloroplast surrounded by membrane?
Yes, chloroplasts are surrounded by a double membrane. The outer membrane is smooth, while the inner membrane is folded into structures called thylakoids, where photosynthesis takes place.
Is mitochondria surrounded by the double membrane?
Mitochondria have an inner membrane which is highly convoluted (called cristae and is known to increase the surface area of this organelle, therefore providing more space for ATP (energy) production). This inner membrane contains pores that enable substances to pass through them, almost serving like a shortcut so that these molecules don't have to make their way around the 'maze' (the cristae). Mitochondria also have an outer membrane.
Does endoplasmic reticulum contain a membrane?
The endoplasmic recticulum (ER) is located inside the cell, so it would be enclosed within the cell membrane. It contains a system of interconnected channels called cisternae enclosed by the unit membrane. ER is continuous with the outer membrane of the nuclear envelope and therefore is a membranous organelle.
What is the double membrane surrounding the nucleus?
The double membrane surrounding the nucleus is called the nuclear envelope. It consists of an outer membrane and an inner membrane, with nuclear pores that control the movement of molecules in and out of the nucleus.
