ZOOLOGY ONLINE TEST 11

The tissue that helps in repair of body injuries is —

The fluid present in joint cavities is —

The epithelium lining the inner surface of blood vessels is —

The non-cellular layer separating epithelial tissue from connective tissue is —

The connective tissue present between skin and muscles is —

The structural unit of bone is —

The cells responsible for the secretion of antibodies are —

Bone matrix is rich in —

The connective tissue with fluid matrix is —

The contractile proteins of muscles are —