plastids
Phospholipid :)
Nucleus
nuclear membrane
Cell wall
Nuclear Envelope is a double membrane covering which separates the nucleus from the cytoplasm. It is a discontinuous covering which us perforated by several nuclear pores. Nuclear pores allow exchange of materials between the nucleus and cytoplasm. The outer membrane of nucleus is usually connected with endoplasmic reticulum. It bears ribosomes.
The nuclear membrane consists of a double membrane that enclose the nucleus. These membranes are made of phospholipids with numerous pores.
Nucleus is enclosed in double walled nuclear membrane. Nuclear membrane at certain distance have pores in them which are called nuclear pores. Nuclear pores are very selectively permeable.
The double-layered membrane surrounding the nucleus is called the nuclear envelope. It has pores called nuclear pores which allow the movement of molecules like RNA and proteins in and out of the nucleus while regulating the passage of larger molecules. This structure helps to protect and regulate the contents of the nucleus.
This describes the structure of the nuclear envelope, which surrounds the cell nucleus. The double membrane provides a protective barrier, while the pores allow for the exchange of molecules such as proteins and RNA between the nucleus and the cytoplasm.
Cell membrane pores are made up of protein.
Nuclear membrane, or nuclear envelope, is a double membrane that surrounds the nucleus. It separates the nucleus (and inside it the DNA) from the cytosol. However, it has pores (nuclear pores) which provides passage for necessary substances to cross into the nuclear or out from the nuclear. It, also, is adjacent to the Rough Endoplasmic Reticulum.
Nuclear pores are present in the nuclear envelope of a cell. They are specialized protein structures that act as gateways for the transport of molecules such as RNA and proteins between the nucleus and the cytoplasm.