Microorganisms are usually ______ organisms.

Viruses are ______ particles that enter and then reproduce inside a living cell.

Do viruses reproduce on their own?

Viruses can be shaped like bricks, threads, bullets, or complex 'robot' shapes. Which of the following is NOT a shape mentioned for viruses?

Many copies of a virus can ______ your healthy cells.

Some viral diseases are mild, like the ______.

Other viruses can cause serious ______ and ______.

The virus that causes a disease is isolated. The virus is then ______ by heat and a vaccine is prepared from it.

After being injected with a vaccine, the body prepares ______ against the virus.

The body can now ______ infection by the disease-causing virus.

There are 'good' and 'bad' bacteria and they make up a ______ of all organisms on Earth.

'Good' bacteria work to ______ off 'bad' bacteria and restore the balance within your body, making you ______ better.

'Bad' or infectious bacteria are ______ causing.

Bacteria give off dangerous ______ or chemicals that can damage tissue and surrounding cells.

Some ______ can make their own food from sunlight, others get energy from milk, sugar, meat or dead cells.

Bacteria cannot move fast and have difficulty escaping ______ heat.

Fill in the blank: Bacteria are able to reproduce rapidly through ______ reproduction.

Fill in the blank: Most ______ live in moist environments. Some are parasites, which means they live off of a host organism.

Fill in the blank: Some protists are parasites, which means they live off of a ______ organism.

Fill in the blank: Most protists are ______, but some can cause disease or death.

Fill in the blank: Protists can be in unfiltered water or carried by ______.

Fill in the blank: Fungi are heterotrophs and get energy by ______ food through cell walls.

Fill in the blank: Fungi are arranged by ______.

Fill in the blank: Threadlike tubes in fungi are similar to ______.

Fill in the blank: Fungi tend to be ______ and feed on dead organisms.

Fill in the blank: Some fungi are parasites and feed off of their ______.

Fill in the blank: Fungi ______ with spores.

Mushrooms can be consumed as food. Fungi can be ______ or ______.

Fill in the blank: Some fungi can cause ______ or ______.