Which of the following best describes the position of a tissue in the levels of organization of the human body?


a. Tissues are the most fundamental level of organization.
b. Tissues are between cells and organs in the levels of organization.
c. Tissues are the most complex level of organization.
d. Tissues are between organs and systems in the levels of organization.

During a cancer screening a doctor may choose to screen using histological or cytological methods. Cytological methods are often less invasive than histological methods. Why do you think this may be?

Groups of many cells working together to perform a common function are known as a(n):

a. cell.

b. organ.

c. organ system.

d. tissue.

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

b. All living organisms are composed of one or more cells.