Consider the following statements : \ I) The centromere is termed as the primary constriction of a

Question

Consider the following statements : \ I) The centromere is termed as the primary constriction of a chromosomes\ II) Some times, few chromosomes have non-staining secondary constrictions at a constant location\ III) On the sides of centromere disc shaped structures called kinetochores are present\ IV) Based on the position of the centromere, the chromosomes can be classified into four types\ Which of the above statements are true?\

Professor PC Thomas Classes · Answer

Every chromosome essentially has a primary constriction or the centromere on the sides of which discshaped structures called kinetochores are present(Figure 8.11). Based on the position of the centromere,the chromosomes can be classified into four types.