Topics from February 2017
- What are known as woodland butterflies?
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- What are temperate butterflies?
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- Why is the super family Papilionoidea unique?
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- How are butterflies classified?
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- What are the physical defense mechanisms commonly employed by butterflies?
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- Why do some butterflies mimic their neighboring species?
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- What are the main food items of a butterfly?
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- What are the other changes during puberty?
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- Do only boys undergo a voice change?
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- How does the body change?
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- What happens at puberty?
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- Why are some babies disabled at birth?
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- How does the baby breathe in the uterus?
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- What determines whether a baby is a boy or a girl?
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- What happens to the fertilized egg cell?
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- How does fertilization occur?
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- How are babies born?
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- Why must we sleep?
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- What is a stroke?
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- What is memory?
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- How do nerve cells transmit signals?
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- What is the structure of our brain?
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- Why do we become dizzy?
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- Why do we lose our sense of taste when we have a cold?
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- How do we judge the direction of a sound?
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- Why is the sense of touch important?
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- How does the eye work?
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- What is hallucination?
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- How can people be identified with the help of fingerprints?
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- Why can’t we tickle ourselves?
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- Why do we have different skin colours?
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- Why do we get goose pimples?
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- Why does the skin get tanned in the sun?
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- What does the skin do?
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- What is muscle stiffness?
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- How do muscles work?
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- How are the bones joined with one another?
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