Question

which of the following is true about the organization of living things?
a cells are organized into tissues
b tissues are organized into cells
c organs are organized into organelles
d organ systems are organized into tissues

Explanation:

In the biological organization of living things, cells are the basic unit. Similar cells group together to form tissues. Tissues combine to form organs, organs work together in organ - systems. Option b is incorrect as tissues are made of cells, not the other way around. Organelles are parts of a cell, not the other way around as in option c. Organ systems are made of organs, not tissues as in option d.

Answer:

A. cells are organized into tissues