Multiple choice Which of the following features do not apply to a tissue? Tissues are absent in unicellular organisms. All the cells of a tissue are similar in structure. Tissues are present in animals only. Tissues are made up of cells specialized in one function. Reveal answer Fill a bubble to check yourself C Correct answer Explanation By definition, tissue is a group of cells, which have a similar structure and perform a common specific function. The tissues are present in both plants and hence, (3) is incorrect.