What is the gel like fluid inside the cell membrane of a cell.
200
The size of a virus particle compared to a bacterial cell can be described as this.
What is smaller than a bacterial cell.
200
Two of the 3 basic shapes of bacteria.
What is rod, spiral, or sphere
200
Protozoans are considered animal-like because of this.
What is they can move to get food and are heterotrophs, both are qualities of animals.
200
This is called binary fission.
What is the process in which a bacterium reproduces asexually; it grows to twice its size, adn splits into two identical bacterium.
200
Contractile Vacuole.
What is the organelle that a protozoan uses to expel excess water.
300
Viruses attach to these.
What are cells.
300
Heterotrophic bacteria get food this way.
What is consuming autotrophs and other heterotrophs.
300
Plant-like protists are also know by this name.
What are algae?
300
This is a way that bacteria are used in environmental recycling.
What is as decomposers, these bacteria break down large chemical compounds in dead organisms into smaller simple chemicals.
300
Pasteurization
What is heating food to a temperature that will kill harmful bacteria. ex. pasteurized milk
400
Name 2 reasons a virus is not considered a living organism.
What is:
1. cannot reproduce without a host cell
2. They are not made of cells
3. Lack a metabolism, do not make or eat food.
400
Bacteria are Prokaryotes because ...
What is they lack a nucleus in their cells. Their genetic material is spread through the cell, and is called a nucleoid.
400
A pseudopod can use its temporary bulges to do these 2 things.
What is move and trap food?
400
The name of 4 viruses.
What is:
1. Influenza (the flu)
2. West Nile virus
3. HIV (the Aids virus)
4. Chickenpox
5. Any other virus name
400
Conjugation
What happens in sexual reproduction of bacteria. One bacterium transfers genetic material to another through a thin thread like bridge.
500
This is why viruses only affect certain cells and/or species.
What is the viruse's surface proteins allow the virus to only attach to certain types of cells; they act as a "key" that will only allow them to enter certain types of cells.
500
Binary fission is what.
What is the process of asexual reproduction.
500
3 groups of protozoans are characterized by the way they move, the other group is characterized by the way they _______________, and are called _________________.
What is "live" and "parasites".
500
This is how a vaccination works.
What is a weakened or dead version of the virus is injected into the body. The body's natural defenses are activated, and are ready to fight off the virus if it enters the body.
500
Ribosomes
What are organelles inside cells that are a chemical factory that produces proteins.