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Bacterial cell basics
Parts of a bacteria cell
The bad bacteria
The good bacteria
New frontiers
100
Bacteria are very tiny _____-celled organisms.
What is single celled.
100
A "skin" of a bacteria cell is called its what?
What is cell wall?
100
An illness resulting from the consumption of contaminated or poisonous food is called a what?
What is food borne illness?
100
Bacteria are _____________, which means that they break down dead organisms and waster into water, gases, and minerals.
What are decomposers?
100
To document a species' ______________, means to track it's change overtime.
What is evolution?
200
Bacteria were unknown to science until the late 1600s due to their ______ size.
What is tiny size.
200
The fluid found inside a cell is called the __________.
What is the cytoplasm?
200
______ is material composed of similar cells that work together for a common purpose in the body.
What is tissue?
200
Bacteria change this gas in the air into a form that plants can use to grow and flourish, it is essential to maintaining the ecological balance of the planet?
What is nitrogen?
200
The most common species of bacteria on Earth is thought to be this.
What is E. coli?
300
Large masses of bacteria are called _____?
What is colonies or cultures.
300
These small dots floating in the cytoplasm are involved in making proteins which are used in building cell structures.
What are ribosomes?
300
One of the big problems facing us today is that harmful bacteria are developing a resistance to ________?
What is antibiotic resistance?
300
Bacteria can help make some of the foods we eat. Name 3 examples of foods made with the help of bacteria.
What is salami, pepperoni, sour cream, chocolate, cider, soy sauce, pickles, coffee, vinegar, yogurt, cheese, hot sauce, kimchi and sourdough bread?
300
E. Coli reproduces rapidly, about every ____ minutes in the lab.
What is 20 minutes?
400
Bacteria cells are called _________ which means "before a nucleus" because they have no organelles or nucleus.
What is prokaryotes?
400
The full name of genetic material known as DNA is
What is deoxyribonucleic acid?
400
This bacteria called __________ can appear in eggs, peppers, turkey, and products containing peanuts and cause a food borne illness.
What is Salmonella?
400
This dangerous bacteria is being genetically modified to produce chemicals like insulin and human growth hormones.
What is E. coli?
400
The science of __________ plays a role in almost every field of science, and much of our microbial world is yet to be discovered and understood.
What is the science of microbiology?
500
In 1676, this scientist was the first to observe bacteria through a microscope and describe them.
Who is Antoni van Leeuwenhoek?
500
Bacteria cell's use their tail like ___________ to move around.
What is the flagella?
500
How do bacteria become resistant to antibiotics?
What is natural resistance, such as a mutation, or those that survive exposure and survive to reproduce?
500
The community of bacteria and other organisms living in human intestines are necessary for ____________?
What is the digestion of food?
500
In a topographic map, the closer the contour lines are, the ________ a mountain is. The farther the contour lines are, the _________ it is.
What is steeper and wider?