Characteristics of Bacteria
Are bacteria living things?
Yes!
What role do bacteria play in a digestion?
They breakdown food. It's called your microbiome.
What are pathogens?
agents that cause disease.
What is a virus?
A strand of DNA and RNA surrounded by a layer of protein that can infect and replicate in the host cell.
What Kingdom of bacteria are found in super hot places and very salty places.
Archaebacteria
Bacteria can be found in these common places....name 3
(There are many answers to this question.)
What is decomposition?
Breaking down of dead organisms and organic waste, is important process in nature.
What is the importance of antibiotics?
Medicines that stop the growth and reproduction of bacteria.
A virus is not living, why?
It is not a cell.
What causes body odor?
Bacteria thriving in a warm, moist environment.
What are the three basic shapes of bacteria?
Round or Sphere-shaped, rod shaped, spiral-shaped
How do cavities form?
Bacteria on the teeth and gums produce chemicals that erode teeth.
How do bacteria develop resistance to antibiotics?
Over time some bacteria will live and will become more resistant and become more common. Which will cause bacteria to not respond to antibiotics.
Are viruses alive? Explain why or why not.
Viruses is not alive, because they do not have all the characteristics of a living organism.
Bacteria has been modified can to make cotton fibers for clothing, instead of using cotton plants. Would you wear a shirt made from cotton from bacterial cells? What part of the bacterial cell needs to be changed to do this?
DNA
Can bacteria multiply quickly?
yes, some every twenty minutes.
Why do surgeons wash their hands before surgery?
So bacteria cannot enter a body.
What is pasteurization?
A process of heating food to a temperature that kills most harmful bacteria.
A virus needs to invade this in order to replicate itself.
a host, (or a cell).
Insulin used to come from pigs, now it's produced by _________________ in labs.
GM bacteria.
What do bacteria need to survive? Name 3 things
Food, moisture, warmth
How can bacteria help the environment?
Use GM bacteria to clean up environmental pollution like oil. eBacteria will compose waste and dead things. Bacteria can Fertilize soil (nitrogen fixation).
What is the point of a refridgerator?
If it's too cold, bacteria will not grow.
What is the importance of an antibody?
A protein that can attach to a pathogen and make it useless. This will cause your body to be immune to a virus.
There are several thousands types of bacteria. True or False
True