Abnormal cell with random number of chromosomes is__________________?

Related Mcqs:

1. If the haploid number of chromosomes in a plant is 12, then the number of chromosomes in monosmic is_________________?

   A. 12
   B. 24
   C. 22
   D. 23

2. When a cell with 40 chromosomes undergoes meiosis each of the four resulting cells has_____________________?

   A. 10 chromosomes
   B. 20 chromosomes
   C. 40 chromosomes

3. mitosis is the normal process in a living cell but sudden and abnormal mitosis in an organ will some time result in__________________?

   A. Cancer
   B. Zygote
   C. Gastrula
   D. New organ

4. If diploid chromo me number in flowering plant is 8 then 4 chromosomes will be present in_________________?

   A. Endosperm cell
   B. Leaf cells
   C. Cotyledonary cell
   D. Synergids

5. Duplication of chromosomes occurs during_________________?

   A. Mitosis only
   B. Meiosis
   C. Mitosis and meiosis
   D. None of the above

6. Polytene chromosomes were first observed by___________________?

   A. Mendel (1810)
   B. Balbiani (1881)
   C. Allard (1910)
   D. Baranetzky (1910)

7. Diagrammatic representation of the chromosomes of an organism arranged according to their size is called_____________________?

   A. Ideogram
   B. Gene map
   C. Karyotype
   D. Phenotype

8. Maize has 10 pairs of chromosomes. how many linkage groups will be present if all the genes are mapped__________________?

   A. 10
   B. 20
   C. 40
   D. 15

9. A normal plant suddenly started reproducing parthengentically. the number of chromosomes of the second generation compared to the parent plant will be____________________?

   A. Double
   B. One half
   C. One fourth
   D. Same

10. A rearrangement of a group of genes in a chromosome in such a way that their order in the chromosomes is reversed is known as _____________________?

    A. Inversion
    B. Conversion
    C. Recessive gene
    D. Realignment