Question

give reason for the following statement

1,the blood is called connective tissue

2,muscles are able to contract and relax to bring about movement

2,muscles of heart r called involentary muscles

Answer 1

1. blood is a connective tissue because they help in transfer of protien and all required material
2. as without their contraction and relaxation no movement will take place
3. heart muscles are called as involuntary muscles as they are not controlled by our brain