Answer:
ai) P= Red blood cell Q= Alveoli
ii)1. It gives the lungs a large surface area to volume ratio.
2. It is moist and thin.
b) P has a disc or biconcave shape which allows the O2 to bind to it with the help of a protein called haemoglobin for it to be transferred to various parts of the body.
c) Carbon monoxide will bind to the haemoglobin to form carboxyhaemoglobin causing oxygen disruption
Both belongs to same chordata phylum
Answer:
energy is lost when a phosphate molecule is removed
Answer:
The sodium-potassium pump moves potassium
ions into the cell and sodium
ions out of the cell.
Explanation:
Answer:
Category : Competition.
Explanation:
Scenario : When two or more organisms rely on the same environmental resource.