Which of the following activity a mammalian erythrocyte CANNOT perform?
Protein synthesis and cell division
Mature mammalian erythrocytes lack a nucleus and most organelles, including ribosomes, so they cannot carry out protein synthesis or undergo cell division. They can still diffuse oxygen, squeeze through narrow capillaries, and carry haemoglobin.
Which one of the following is the correct sequence of organs that occur in the path of urine flow in human body?
Which one of the following is the Structure of a cardiac muscle cell ?
Which one of the following cell organelles mainly functions as storehouse of digestive enzymes?
Which one of the following statements is correct?
Which one of the following body parts/organs of the human body does not have smooth muscles?
Match List-I with List-II and select the correct answer using the code given below the Lists:
List-I (Cell Organelle) | List-II (Function) |
A. Mitochondria | 1.Photosynthesis |
B. Chloroplast | 2. Protein synthesis |
C. Ribosomes | 3. Intracellular |
D. Lysosomes digestion | 4. ATP formation |
Kwashiorkor disease in children is caused by
Which of the following cells are destroyed by the HIV virus which results in the weakening of the immunity of a person?
Which one of the following hormones is essential for the uptake of glucose by cells in the human body?
Which of the following cells do not contain a nucleus?
1. Root hair cells
2. Red blood cells
3. Platelets
4. Monocytes
Select the correct answer using the code given below.A resting person, usually has a pulse rate between ______ and ______ beats per minute
In humans, neck and head are joined by which joint ?
The human skeleton is composed of around ______ bones at birth.
At which period of life, body undergoes changes leading to reproductive maturity?
Milk is no longer called a balanced diet due to the lack of which one of the following?