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- #Structural Organisation in Animals and Plants
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Which of the following types of cells lacks nucleus?
Option: 1
Thrombocytes
Option: 2
Neutrophils
Option: 3
Eosinophils
Option: 4
Erythrocytes
Answers (1)
- These are the cells which give blood its characteristic red colour.
- The red colour is due to the presence of an iron-containing compound called haemoglobin.
- Mammalian erythrocytes are enucleated and biconcave.
- The biconcave shape is important as it provides a large surface-to-volume ratio to facilitate gas exchange.
- The nucleus and other organelles are lost during development and maturation of RBC.
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