Which statement describes all living things?

All cells carry out the functions needed to sustain life. That means all cells must contain

Cell theory was discovered and advanced because of the development of which instrument?

What name is given to a set of organs that work together to perform a specific function?

What name is given to a group of similar cells that perform a special function in an organ?

Which is level of organization is the HIGHEST?

In the organization of living things, tissues combine together to form

The ______ is an organ that breaks down food for digestion.

Humans and many other animals are made up of 4 basic types of tissue:

A ______ is a group of similar cells that perform a common function.

Cells are small in size because of their outer ____________.

_________ was the first person to describe cells.

A _______ is the smallest functional and structural unit of all living organisms.

All organisms are made up of _______.

Most cells are too small to be seen without a ______.

A ______ is a substance made up of atoms of 2 or more elements joined by a chemical bond.

A ______ is group of atoms that are held together by chemical bonds.

The matter that you encounter every day, both living and nonliving, is made up of ______.

_______ are naturally occurring atoms on Earth.

Atoms are the building blocks of _______.

_____ explains the organization of cells.