The tiny hair around this paramecium are called:

Which of the following lists structures from smallest to largest?

Some microbes cause disease

Bacteria are always harmful

Viruses are not cells

Some examples of multicellular organisms are:

This microbe is a bacteria called ______.

A common shape for bacteria is rod shaped, this is ____ which helps make yogurt.

A main difference between a bacteria and a protist is the lack of a ______ in the bacteria.

Amoeba move using a ____ to engulf their food

The body of a nerve cell is the _____

_______neurons transmit signals from organs like eyes, ears and skin to the spinal cord.

_____ transmit signals like messengers between motor and sensory neurons.

The nervous system is made up of the

Which of the following best describes structures in the human body from the largest to smallest?

Cells do which of the following?

Substances pass in and out of a cell through the:

Cell membranes are a part of the cells of: