Q2 of 360 Page 100

What do you mean by unicellular and multicellular?

Unicellular organism is made up of only one cell whereas multicellular organism made up of many cells that work together.

Key or Check List Items

Which type of metabolism, anabolism (A) and catabolism (C) are performed by the following organelles.

Organelle

Metabolism

1. Mitochondria

2. Lysosomes

3. Chloroplasts

4. Endoplasmic reticulum (ER)

5. Golgi apparatus

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Write down three basic characteristics of a cell.

What is division of labour? Explain it in context of multicellular organisms.

Why does viruses form an exception to cell theory?