Body Tissues. Tissue is a group of cells that have similar structure and that function together as a unit. A nonliving material, called the intercellular matrix, fills the spaces between the cells. This may be abundant in some tissues and minimal in others.issue is a group of cells that have similar structure and that function together as a unit. A nonliving material, called the intercellular matrix, fills the spaces between the cells.
Mechanical Engineering student & Senior Supervisor on WikiAnswers. Summer Rae is 31 years old. She was born on November 28, 1983 in Manhasset, New York.
How old is the people on ant farm? Fletcher is 14 years old, Olive is 14 years old, China is 13 years old, Lexi is 14 years old, Paisley is 15 years old, and Cameron is 18 years old.