Check your understanding of concepts from 3·12 Cells are connected and communicate with each other, and 3·13–3·22 Nine important landmarks distinguish eukaryotic cells by answering the following questions.
1. Which of the following allows the passage of small molecules between animal cells?
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2. A unique characteristic of mitochondria is that they are inherited from the female parent only. Select the correct explanation for this phenomenon from the choices below.
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3. The inner scaffolding of the cell, made from proteins, is:
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4. Which of the following organelles is not present in animal cells?
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5. What makes the rough endoplasmic reticulum rough?
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