Question : How big are red blood cells in diameter?
Option 1: 7.5 μm
Option 2: 2.0 μm
Option 3: 4.0 μm
Option 4: 40.0 μm
Correct Answer: 7.5 μm
Solution : The correct answer is 7.5 μm.
The red blood cells are approximately 7.5 μm in diameter. Red blood cells are formed in bone marrow, and they typically have a life of around 120 days. The primary function of RBCs is to carry oxygen from the lungs and deliver it throughout our body. Red blood cells are also known as erythrocytes.
Result | Eligibility | Application | Selection Process | Cutoff | Admit Card | Preparation Tips
Question : Leukaemia or blood cancer is characterised by abnormal increase of the
Question : Which cell organelle appears as rounded or sausage-shaped structures under electron microscopy, measuring about 0.5-1.0 μm in diameter and 2-8 μm in length?
Question : The red blood cells in a blood sample grow by 10% per hour in the first two hours, decrease by 10% in the next one hour, remain constant in the next one hour and again increase by 5% per hour in the next two hours. If the original count of the red blood cells in the
Question : A blood clot is formed because of the presence of certain cells in the blood called:
Question : Grey hair is caused due to
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile