Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
What are effects of Nicotine?
Answer: Nicotine is a drug that increases the heart beat of a smoker, it narrows the arteries and so causes high blood pressure.
- What is meant by word extinct?
- How does water and mineral salts reach xylem vessels?
- After chewing where does food go?
- What is meant by aerobic?
- What happens to excess glucose in diabetic person?
- What is stigma?