Related Questions

Which of the following statements are correct regarding the general difference between cell and nuclear membranes? 1. A cell membrane occurs in both Eukaryotes and Prokaryotes while a Nuclear membrane occurs only in Eukaryotes.  2. Both cell membrane and nuclear membrane persists throughout the lifetime of a cell. 3. The main feature of the nuclear membrane is the presence of two lipid bilayer structures while a cell membrane has single lipid bilayer structures. Select the correct answer using the code given below.
Column A lists the cell parts and Column B lists the functions of the cell part. Column A Column B i. Cell wall A. Control what happens ii. Cell membrane B. Supports the cell. iii. Cytoplasm C. Controls what passes in and out of the cell. iv. Nucleus D. Cell reactions happen in it. Which one of the following options is correct?
With reference to Plasma Membrane, considering the following statements: 1. flexibility of the cell membrane also enables the cell to engulf in food and other material from its external environment. 2. The cell membrane consists of a lipid bilayer that is impermeable. Which of the statements given above is/are correct?
Consider the following statements regarding Cell-Cell interaction: 1. Exocytosis is a process used by the cell to take out its trash and to incorporate proteins into the cell membrane. 2. White blood cells use phagocytosis to bring and destroy pathogens. Which of the statements given above is/are correct?
Which of the following integral membrane proteins mediate calcium-dependent cell-cell adhesion?
With reference to the cell, consider the following statements: 1. Each cell acquires its structure and ability to function because of the organization of its membrane and organelles in specific ways.  2. Cells are enclosed by a plasma membrane composed of lipids and proteins. 3. Most plant cells have large membranous organelles called plastids, which are of two types – chromoplasts and leucoplasts. Which of the above statement is/are correct?
Which of the following represents correct matching set? A Power house of cell i) Cell membrane B Store house of cell ii) Nucleus C Information centre of cell iii) Mitochondria D Gate keeper of cell iv) Chloroplast     v) Vacoule
Virtually all integral membrane proteins bear chains of sugars (oligosaccharides) of variable length that project outward from the plasma membrane.
One of the roles of integral membrane proteins is to transfer information across the plasma membrane.
When electroporation is used for introducing DNA into mammalian cell
P. A carrier for DNA is not required.
Q. The lipid bilayer (membrane) interacts with an electric pulse to generate permeation sites.
R. The viability of the cell becomes approximately zero percent.
S. The first step involves absorption of DNA on the cell membrane.