True or false: microbes are the earliest life form?

List some environmental conditions that we depend on microbes for.

List some characteristics of eukaryotic microorganisms. List some types of microorganisms that fall within this category.

List some characteristics of prokaryotic microorganisms. Which types of microorganisms fall into this category?

What can't viruses do without a host?

Broadly describe the structure of a virus.

What determines the specificity of a virus' interactions with its host?

What is a prion?

What is unique about prion diseases?

Name two prion diseases that occur in humours.

Other than disease, name a detrimental effect of microorganisms.

What is a mycelium?

What is a coenocyte? Why is a mycelium coenocytic?

What are mycelial fungi usually known as?

If yeasts do not form mycelia, why are they considered to be fungi?

What are the four groups that fungi can be subdivided into?

Roughly how many microbes does 1 gram of soil contain?

How many body cells does an average human consist of? How many microbial cells are on or in a human being?

Despite not being membrane bound, why is the DNA of prokaryotic organisms such as bacteria referred to as the nucleoid?

How do the purple bacteria generate metabolic energy?

Some organisms can use alternative electron acceptors to oxygen - such as?

How do consortia provide protection for prokaryotic communities against external agents?

What are protozoa?

If bacteria and archaea are prokaryotes, and fungi, protozoa, and algae are eukaryotes, what are viruses and prions?

What glycopeptide do bacteria characteristically possess at least one layer of in their cell envelope?

What accounts for the colour difference in Gram negative and Gram positive staining of bacteria?

The most commonly encountered bacteria have one of two shapes - what are these two common shapes?

What are slime moulds characterised by?