Multiple Choice
Which of the following is/are a primary difference(s) between all prokaryotes and eukaryotic cells?
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26. Prokaryotes
Introduction to Prokaryotes
Multiple Choice
If you wanted to increase your chances of obtaining a member of Archaea (rather than a member of another domain), which would be the best site to obtain a sample?
A
Inside a human intestine.
B
On the surface of human skin.
C
A 95°C (203°F) hot spring in Yellowstone.
D
A 22°C (72°F) freshwater spring in Hawaii.
E
On the surface of a raw hamburger patty.
Verified step by step guidance1
Understand the characteristics of Archaea: Archaea are a group of microorganisms that are distinct from bacteria and eukaryotes. They are known for their ability to survive in extreme environments, such as high temperatures, high salinity, or acidic conditions.
Identify the environments listed in the problem: The options include a human intestine, human skin, a hot spring in Yellowstone, a freshwater spring in Hawaii, and a raw hamburger patty.
Consider the typical habitats of Archaea: Many Archaea are extremophiles, meaning they thrive in extreme conditions. For example, thermophiles are Archaea that live in very hot environments, such as hot springs.
Evaluate each option based on the likelihood of finding Archaea: A 95°C hot spring is an extreme environment where thermophilic Archaea are likely to be found, whereas the other options are more typical environments for bacteria or other microorganisms.
Conclude that the best site to obtain a sample of Archaea is the 95°C hot spring in Yellowstone, as it provides the extreme conditions that many Archaea prefer.
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