Biology
Assertion (A): Cisternae are the finger-like projections arising from the inner walls of mitochondria.
Reason (R): These projections increase the surface area of the inner membrane and help in the production of ATP.
- A is True and R is False.
- A is False and R is True.
- Both A and R are True.
- Both A and R are False.
Cell
24 Likes
Answer
A is False and R is True.
Reason — The finger-like projections inside mitochondria are called cristae, not cisternae. Cristae increase the surface area of the inner mitochondrial membrane, which helps in ATP production.
Answered By
12 Likes
Related Questions
Assertion (A): Ribosomes are considered as the 'delivery system of the cell'.
Reason (R): Delivery system is concerned with the secretions of the cell including enzymes, hormones, etc.
- A is True and R is False.
- A is False and R is True.
- Both A and R are True.
- Both A and R are False.
Assertion (A): Leukoplasts are colourless plastids as they have no pigments.
Reason (R): Leukoplasts are normally found in the non-photosynthetic parts of a plant.
- A is True and R is False.
- A is False and R is True.
- Both A and R are True.
- Both A and R are False.
Assertion (A): Euglena is an example of a prokaryotic cell as it is unicellular.
Reason (R): Prokaryotes are microscopic organisms with a well-defined nucleus.
- A is True and R is False.
- A is False and R is True.
- Both A and R are True.
- Both A and R are False.
Assertion (A): Chromosomes carry hereditary information from parents to offspring.
Reason (R): Chromosomes are suspended in the cytoplasm of each cell whether its a plant cell or an animal cell. Chromosomes are composed of RNA threads.
- A is True and R is False.
- A is False and R is True.
- Both A and R are True.
- Both A and R are False.