The breathing centre in the brain responds to changes in the
1). Oxygen concentration of the blood
2). Carbon dioxide concentration of the blood
3). Glucose in the mitochondria
4). Acetyl coenzyme A in the mitochondria
Answer This Question with Explaination and Earn! Click Here to Know More!
2. Electric current is measure by:
3. Which of the following is used as a moderator in nuclear reactor?
4. What are the major pollutants of cigarette smoke?
5. The main constituent of biogas is
6. Lateral meristem is responsible for
7. A copper disc has a hole. If the disc is heated the size of the hole
8. The acid rain destroys vegetations because it contains
10. Which of the following is an example of a point mutation?