Which of the following occurs due to monosomy of chromosomes ?

Which of the following represent monosomy .

Which of the following not occur during condensation of chromosomes:-

Which one of the following occurs due to reverse peristalsis?

Which type of coiling occurs in chromosomes ?

Which type of coiling occurs in chromosomes ?

Which type of coiling occurs in chromosomes ?

State whether the following statements are true or false. Correct the false statement: Down syndrome is caused due to monosomy of X chromosome.

Which of the following occurs more than one and less than five in a chromosome?

Which of the following occurs more than one and less than five in a chromosome?