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Questions and Answers
Which of the following is a mode of locomotion in bacteria?
Which of the following is a mode of locomotion in bacteria?
- Chemotaxis
- Holdfasts
- Flagella (correct)
- Endospores
What is the function of holdfasts in bacteria?
What is the function of holdfasts in bacteria?
- Sense attractants and repellents
- Monitor/sample the environment
- Secrete adhesion factors (correct)
- Create run and tumble motion
Which type of bacteria has flagella that rotate either clockwise (CW) or counterclockwise (CCW)?
Which type of bacteria has flagella that rotate either clockwise (CW) or counterclockwise (CCW)?
- Neither
- Gram-negative (correct)
- Gram-positive
- Both
What is the movement of a bacterium in response to chemical gradients called?
What is the movement of a bacterium in response to chemical gradients called?
Which type of rotation of flagella in bacteria causes the flagellar bundle to fall apart?
Which type of rotation of flagella in bacteria causes the flagellar bundle to fall apart?
What is the directed movement of bacteria in response to physical or chemical gradients called?
What is the directed movement of bacteria in response to physical or chemical gradients called?
Which of the following is NOT a type of taxis?
Which of the following is NOT a type of taxis?
What is the function of chemoreceptors in bacteria?
What is the function of chemoreceptors in bacteria?
What is the structure of the flagella in bacteria composed of?
What is the structure of the flagella in bacteria composed of?
Which type of bacterial cell has flagella with different arrangements, such as polar, lophotrichous, amphitrichous, and peritrichous?
Which type of bacterial cell has flagella with different arrangements, such as polar, lophotrichous, amphitrichous, and peritrichous?
Which of the following is NOT one of the main domains of life mentioned in the text?
Which of the following is NOT one of the main domains of life mentioned in the text?
What is the name of the book recommended in the text to learn more about archaea?
What is the name of the book recommended in the text to learn more about archaea?
Which major phylum of archaea is known for being obligate symbionts and experiencing gene loss?
Which major phylum of archaea is known for being obligate symbionts and experiencing gene loss?
Which of the following is a distinctive feature of Archaea?
Which of the following is a distinctive feature of Archaea?
Which of the following is a characteristic of Archaeal DNA replication enzymes?
Which of the following is a characteristic of Archaeal DNA replication enzymes?
Which of the following is a characteristic of archaeal flagella?
Which of the following is a characteristic of archaeal flagella?
Which of the following is a characteristic of retinal-based photoheterotrophy in haloarchaea?
Which of the following is a characteristic of retinal-based photoheterotrophy in haloarchaea?
Which of the following is true about the gene expression in archaea?
Which of the following is true about the gene expression in archaea?
Which of the following is true about the modified bases in archaea's tRNA molecules?
Which of the following is true about the modified bases in archaea's tRNA molecules?
Why is it difficult to study archaea?
Why is it difficult to study archaea?
What is true about cell division in archaea?
What is true about cell division in archaea?
Why don't archaea cause disease?
Why don't archaea cause disease?
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