Which of the following is not a chemical reaction ?
A. Burning of coal
B. Conversion of water into steam
C. Digestion of food
D. Burning of paper
A. Burning of coal
B. Conversion of water into steam
C. Digestion of food
D. Burning of paper
A. Glucose
B. Insulin
C. Thyroxin
D. Non-Aefreen
A person with diabetes being injected with insulin to regulate their blood sugar levels. Insulin is a hormone made by an organ located behind the stomach called the pancreas. There are specialised areas within the pancreas called islets of Langerhans (the term insulin comes from the Latin insula that means island).
A. Black paint
B. PVC
C. Teflon
D. polystyrene
A. Gravitational force
B. Electrostatic force
C. Magnetic force
D. Nuclear force
A. Donkey
B. Monkey
C. Humpback whales
D. None of these
A. 9.80 m/s²
B. 7.21 m/s²
C. 1.62 m/s²
D. None of these
A. Ectotherm
B. Endotherm
C. Exotherm
D. Heterotherm.