LONG ANSWER QUESTIONS:
1. “Fluid-mosaic model of cell membrane” was given by Singer-Nicolson. Explain the structure with help of labelled diagram.
2. With the help of diagram, explain the structure of Mitochondria.
3. Classify the types of Plastids found in plant cell. Name the pigments present in chloroplasts.
4. Name the two types of endoplasmic reticulum. How are they different from each other in terms of structure and functions.
5 Explain the structure of chloroplast. Draw a neat labeled diagram.
6. What are stem cells? Write a brief account on it.
7. Differentiate between microfilaments and microtubules.
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