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Cambridge Secondary (7-9). Stage 9. Science. Learner's Book - Unit 4: Maintaining life - Question 69

Cambridge Secondary (7-9) · Unit 4: Maintaining life

Question 69

The book gives these daily nutrient masses for a woman when not pregnant and when pregnant. These are data for this exercise, not a personal diet prescription.

| Nutrient | Not pregnant | Pregnant |
|---|---|---|
| Protein / g | 45.0 | 60.0 |
| Calcium / g | 0.8 | 1.2 |
| Iron / mg | 15.0 | 30.0 |

Explain why a woman should not smoke cigarettes when she is pregnant.
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