Why are lipids important in the cell membrane structure of living organisms?
They form a barrier that controls what enters and leaves the cell.
The cell membrane is made mainly of a phospholipid bilayer, in which lipids arrange themselves with water-loving heads outward and water-repelling tails inward.
This lipid bilayer forms a selectively permeable barrier that controls which substances can enter and leave the cell, maintaining the internal environment.
Storing genetic information and giving instructions for protein synthesis are functions of nucleic acids (DNA and RNA), and catalysing biochemical reactions is the role of enzymes, which are proteins, so those options do not describe the lipid function.
Hence, lipids are important because they form a barrier that controls what enters and leaves the cell.
Similar Questions
_____________ are known as the powerhouse of the cell.
- Which of the following are present only in plant cells?
- Cytoplasm is a jelly-like fluid that is present between:
- Who coined the term 'protoplasm'?
- Diffusion is a process by which:
- A jelly-like substance between the nucleus and the cell membrane is called:
- The energy currency of the cell is called as :
- Which is the outermost covering of the cell that separates the contents of the cell from its external environment?
- A single-celled fertilised egg is called a/an:
- Which of the following organelles is called suicidal bags of the cell?
Important Questions from Cell
The full form of DNA is:
________ is called ‘the power house of the cell’.
A Eukaryotic cell has membrane bound organelles, including a nucleus, which allow cellular processes to be carried out in _________
Which of the following is a unicellular organism?
What is the name of the first mammal clone (sheep)?
