Prokaryotes are characterized by having no nucleus or membrane-bound organelles. Which of the following is true about them? They have membrane-bound organelles but no nucleus They have a nucleus and membrane-bound organelles They have a nucleus but no membrane-bound organelles They have no nucleus or membrane-bound organelles

They have no nucleus or membrane-bound organelles

Eukaryotes have a nucleus and membrane-bound organelles. Which of the following is an example of a eukaryotic organism? Bacteria and archaea Plants, animals, fungi, protists None of the above Viruses and prions

Plants, animals, fungi, protists

What is the function of the cell membrane in bacteria? Stores genetic information Produces energy Synthesizes proteins Controls which substances can enter or leave the cell

Controls which substances can enter or leave the cell

What is the bacterial cell wall composed of, and what is its primary function? Cellulose; provides structure Peptidoglycan; offers protection Chitin; aids in movement Lipids; stores energy

Peptidoglycan; offers protection

Understanding Prokaryotes, Eukaryotes, and Viruses: Key Concepts and Structures

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Biology - Microbiology

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Cards in this deck(65)

Into how many domains are prokaryotes divided?

What are the two domain names of prokaryotes?

Each type of prokaryote has a unique name composed of which two parts?

Which domain includes common bacteria that can be found in various conditions, some of which are pathogenic?

Which domain consists of the oldest organisms found in extreme environments and are non-pathogenic?

Prokaryotes are characterized by having no nucleus or membrane-bound organelles. Which of the following is true about them?

Eukaryotes have a nucleus and membrane-bound organelles. Which of the following is an example of a eukaryotic organism?

What is the function of the cell membrane in bacteria?

Where are the functions for cell growth, metabolism, and replication carried out in bacterial cells?

What is the bacterial cell wall composed of, and what is its primary function?

How is DNA organized in bacterial cells?

What structure enables movement in bacteria by spinning like a corkscrew?

What are pili in bacteria, and what is their function?

What is the site of protein synthesis in bacteria, and why is it a target for some antibiotics?

What is an endospore, and what is its function in bacteria?

What are the four modes of nutrition in bacteria?

What is a photoautotroph, and how does it obtain energy?

What is a chemoautotroph, and how does it obtain energy?

What is a photoheterotroph, and how does it obtain energy and carbon?

What is a chemoheterotroph, and how does it obtain energy and carbon?

What are the possible metabolic activities of bacteria?

What are the three shapes of bacteria?

What is the shape of coccus bacteria?

What is the shape of bacillus bacteria?

What is the shape of spirillum bacteria?

Not all bacteria are harmful. Which of the following are beneficial roles of bacteria?

Which of the following is an example of food production involving bacteria?

In which process do bacteria play a crucial role in plants?

How are bacteria used to clean the environment?

What role do bacteria play as decomposers?

How do bacteria assist in digestion for some organisms?

Some bacteria can be harmful. Which of the following are examples of harmful bacteria?

How do bacteria reproduce?

Through what process do bacteria reproduce?

What conditions must be met for bacteria to reproduce?

What is the process called when bacteria mix DNA with DNA from another bacterial cell?

What is genetic recombination in bacteria, and how does it differ from sexual reproduction?

What is conjugation in bacteria?

What is transformation in bacteria?

What is transduction in bacteria?

What is generation time in bacteria?

What is the range of generation times in prokaryotes?

What is binary fission in bacteria, and why does it not provide genetic variety?

What are the optimal conditions for bacterial growth?

What is a virus, and why is it considered nonliving?

Do viruses carry out life processes such as respiration, growth, and development?

Can viruses reproduce, and if so, how?

What is the structure of a virus, and why doesn't it belong to a kingdom?

What type of genetic material do viruses have?

What are retroviruses, and how do they function?

Are viruses considered parasites, and why?

What is a bacteriophage?

Why are certain viruses said to be specific in the cell types they attack?

How does a virus recognize the cells it can infect?

What happens once a virus' genetic information is inside the host cell?

What are the two possible replication cycles that a virus can enter?

What occurs during the lytic cycle of viral replication?

What are the steps of the lytic cycle?

What happens during the lysogenic cycle of viral replication?

What is a summary of the lytic cycle?

What is a summary of the lysogenic cycle?

How do vaccines help in preventing viral infections?

How many characteristics of life do viruses possess?

Are viruses considered living organisms, and why?

What is the role of antibiotics in treating viral infections?

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Understanding Prokaryotes, Eukaryotes, and Viruses: Key Concepts and Structures

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