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Reproduction in Mammals
Reference chapter
Question 2
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The table below shows the composition of human milk compared to cow's milk:
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Protein (%) |
Fat (%) |
Sugar (%) |
Water (%) |
Human |
1 |
4 |
7 |
88 |
Cow |
4 |
4 |
5 |
87 |
1. What are the differences between these two milks? |
| 2. A human mother could feed her baby on cow's milk
instead of her own milk. What must she do to the cow's milk to make it
suitable for her baby? |
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The graph shows the growth of a baby shrew during its
first 60 days. The baby is weaned by its mother when it is 18 days old.
(The point of weaning is marked as a letter W on the graph.)
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3. What does the word "weaning" mean? |
4. Describe what happens to the baby shrew's growth before and after weaning. |
5. What
will the baby shrew feed upon after it has been weaned? |
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