Biology
Correct the following statements by changing the first/ last word only :
- Robert Hooke identified the different types of blood groups.
- A faster heart beat is usually an indication of hypotension.
- WBCs produce special substances called antigens.
- Thrombocytes contain haemoglobin.
- Arteries possess valves.
Related Questions
Name the following :
- Three components of circulatory system
- Three kinds of blood vessels
- Three kinds of corpuscles
- Two types of blood circulation in human body
- Four categories of blood groups on the basis of the proteins found on the surface of RBCs.
Define the terms given below :
- Haemoglobin
- Capillaries
- Aorta
- Universal donor
- Blood pressure
Write one important role of each of the following:
- Erythrocytes
- Thrombocytes
- Arteries
- Vena cavae
- Heart
What are the two diseases in which the number of platelets in the human body are lowered to a great extent ?