Differentiate between members of each of the following pairs with reference to phrases in brackets:
(a) Antibodies and antibiotics (Source)
(b) RBC and WBC (Structure)
(c) Serum and vaccine (Composition)
(a)
Antibodies | Antibiotics |
Antibodies are produced by lymphocytes which are a type of white blood cells. | Antibiotics are produced by certain bacteria & fungi. |
(b)
White Blood Cells | Red Blood Cells |
a) White blood cells have a nucleus. | a) Red blood cells do not contain a nucleus. |
b) White blood cells do not contain haemoglobin. | b) Red blood cells contain haemoglobin. |
c) White blood cells are irregular in shape with lots of extensions. | c) Red blood cells are circular and biconcave in shape. |
(c)
Serum | Vaccine |
The serum is the blood plasma which does not contain protein fibrinogen and the blood corpuscles. | The vaccine is a preparation containing dead, weakened or living germs or germ substances of a particular disease or diseases, which is introduced into the body of a healthy person for developing resistance to that particular disease or diseases. |
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