Question

In an experiment you develop immune response in mice against salmonella flagellar antigen. However, you observe the infection still persisted. Which if a likely possibility if immune system is functioning properly?

a.

Salmonella shed its flagella

b.

The antigen lost its specificity gradually

c.

The flagella antigen changed

d.

Infection was not due to salmonella

Posted under Cytogenetics

Answer: (c).The flagella antigen changed

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. In an experiment you develop immune response in mice against salmonella flagellar antigen. However, you observe the infection still persisted. Which if a likely possibility if...

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. Choose the wrong option.

Q. Which of the following transpose using RNA intermediate?

Q. Which of the following is not true about conservative transposition?

Q. Which of the following is not seen in cut-paste transposition, but seen in copy-paste method?

Q. Which of the following is not true about inversion?

Q. Consider this sequence A—O—B —C—D—E—F, be a DNA sequence where O is the centromere. Which of the following will be a pericentric inversion?

Q. ______________ inversions reduce crossing over in ______________

Q. What are the results of pericentric inversion with single crossing over?

Q. In Drosophila Crossing over in paracentric region is lethal and leads to cross-over suppression. This leads to reduction in fertility.

Q. Long pericentric inversions generally don’t act as cross over suppressors. Why?

Q. Choose the wrong option.

Q. In drosophila male there is no cross over suppression due to pericentric inversion as___________

Q. Which of the following is an example of inversion?

Q. In pericentric inversion, the inversion loop involves __________ strands.

Q. Which of the following case of duplication involves more than one chromosome?

Q. Tandem duplication creates ____________ and reverse tandem creates_____________

Q. The Streisinger’s model explains__________

Q. If there are two sequences CGCGCGCG and ATATATAT, which will have a higher probability of being duplicated?

Q. Which of the following will have the highest number of eye facete?

Q. Duplication of Vermillion eye colour gene leads to the expression of the mutant phenotype. Which of the following can lead to normal phenotype with this duplication present?

Recommended Subjects

Are you eager to expand your knowledge beyond Cytogenetics? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!