This is the term used for an organism that makes its own food.
What is an AUTOTROPH.
100
The region of a bacterium where the single chromosome is stored is called this.
What is the nucleoid.
100
This word is used to describe archaeans, based off of the fact that many of them live in harsh environments.
What is EXTREMOPHILES.
100
Protists are classified by the way that they obtain this.
What is NUTRITION/FOOD.
100
True or false: viruses are living organisms.
What is FALSE.
200
These organisms lack a nucleus.
What are PROKARYOTES.
200
A bacterium with a spiral-like shape is called one of these.
What is a SPIROCHETES.
200
Archaeans typically can make their own food, but do not use light to do so. This makes them one of these types of organisms.
What are CHEMOAUTOTROPHS.
200
Animal-like protists are considered thus because it has to eat food, making it one of these.
What is a HETEROTROPH?
200
This term is given to viruses that use RNA as their genetic material.
What is a RETROVIRUS.
300
This term describes the asexual form of bacteria reproduction.
What is BINARY FISSION.
300
When environmental conditions are harsh, many bacteria are able to form these structures, which allow the cell - in dormant form - to wait until the environment improves.
What is an ENDOSPORE.
300
These archaeans enjoy high temperatures and low pHs.
What are THERMOACIDOPHILES.
300
Fungus-like protists eat dead or decaying matter, and in addition to 'decomposer' and 'detritivore', they are also known by this term.
What is SAPROPHYTE.
300
In this cycle, a virus destroys its host DNA and uses the host's organelles to make new viruses.
What is LYTIC CYCLE.
400
This term describes a condition where an organism can live either in air or without it equally well.
What is 'FACULTATIVE'.
400
This compound is present in the cells walls of eubacteria, but not archaeans.
What is peptidoglycan?
400
These archaeans enjoy a complete lack of oxygen, uptake carbon dioxide, and are poisoned by aerobic environments.
What are METHANOGENS.
400
An amoeba is an example of which type of protist?
What is ANIMAL-LIKE/PROTOZOANS.
400
This is the name for a misfolded protein that causes certain infectious diseases.
What is a PRION.
500
An organism that cannot live in an environment with oxygen would be considered one of these.
What is an obligate anaerobe.
500
This is the process by which bacteria can convert Nitrogen gas in the atmosphere to ammonia, a form that a plant can use.
What is NITROGEN FIXATION.
500
Both archaeans and eubacteria were previously grouped into this one kingdom, prior to the three-domain system we use today.
What is KINGDOM MONERA.
500
In contrast to eubacteria and archaeans, all protists possess one of these.
What is a NUCLEUS.
500
HIV and Herpes use this method of viral infection.