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How are monomorphic and pleomorphic alike and different?
Monomorphic and pleomorphic both describe the variation in shape and size of a bacterial cell. The key difference is that monomorphic bacteria maintain a consistent shape, while pleomorphic bacteria can change shape depending on environmental conditions.
Why are controls not needed in the arthropods experiment described i the study guide?
Controls are not needed in the arthropods experiment because the study does not involve comparing treatments or conditions. The purpose of the experiment is simply to observe and describe arthropods in a specific environment, rather than testing a hypothesis or comparing experimental groups. Controls are typically used when comparing treatments to ensure any observed effects are due to the treatment itself and not other factors.
Which scientist discovered heat resistant bacterial spores?
Ferdinand Cohn, a German biologist, is credited with the discovery of heat-resistant bacterial spores in the late 19th century. He identified these spores as being able to survive high temperatures and coined the term "endospore" to describe them.
What is also known as cell soup?
The term "primordial soup" is used to describe the environment on early Earth thought to have contained a mixture of organic molecules necessary for the origin of life. This concept was popularized by the 1953 Miller-Urey experiment that showed simple organic compounds could be formed under prebiotic conditions.
What is a word to describe the involuntry flickering of the eyes?
Nystagmus is a term used to describe the involuntary flickering or jerking movements of the eyes, which may be a symptom of various medical conditions.
What shapes describe bacterial cells?
Spiral
What shape describe some bacterial?
Spiral
Which term is not used to describe bacterial cell shapes?
cylindrical shape doesn't describe for the bacterial cell shapes
What all does it take to complete a science experiment essay?
If you wish to write an essay about a science experiment, you should describe the purpose of the experiment, and the way in which the experiment was performed, and the results of the experiment, and the conclusions that are drawn from those results. If you want to be fancy, you might also describe what further experiments may be needed to continue to explore the subject of the first experiment.
How do you describe variables in an experiment operationally?
Variables work by telling you what you need to change, what to observe, and what to keep the same in a experiment.
What is the word used to describe a factor in an experiment that be changed?
variable
How would you describe an dependent stage in an experiment?
A dependent factor.
What is the name of the effect where the subject of an experiment alters behavior just because he is the subject of the experiment?
Subject bias is a term that can be used to describe a subject's manipulation of an experiment.
Describe two kinds of bacterial poisons?
One of them is food poisoning, and shigella poisoning
What would be the manipulated variable in a tomato plant experiment?
You need to describe the experiment; how else can anyone know what is being manipulated?
In a controlled experiment what term is used to describe the many factors that might be different between the experiment and control groups?
Variables
Describe the two essential parts of a good experiment and explain their importance?
environmental
