S.N Meristematic tissues Permanent tissues 1. Cells are continuously dividing and the process is rapid. Cells do not divide continuously. 2. Thin walled cells. Thin walled or thick walled cells. 3. Made up of simple undifferentiated cells. Cells are differentiated. 4. Have power of cell division. Do not have power of cell division. 5. Cells … Read more
S.N Blood Lymph 1. It is red coloured liquid connective tissue due to presence of haemoglobin in RBCs. It is colourless liquid connective tissue due to the absence of RBCs. 2. It is found in blood vessel. It is found in lymph vessel. 3. It is formed of … Read more
S.N Hormones Enzymes 1. These are secreted by endocrine glands. These are secreted by exocrine glands. 2. They are poured directly into the blood stream. They are released through the … Read more
Bacteria 1. very small in size. Virus 1. smaller than bacteria 2. can be seen under compound microscope. 2. can be seen only under an electron microscope. 3. shows metabolic activities. 3. do not show metabolic activities. 4. … Read more