A. Occurrence of crossing over
B. The crossing over between non homologous chromosomes
C. Occurrence of karyokinesis
D. The failure of homologous chromosomes to separate during meiosis
Advertisement
Related Mcqs:
- A polyploidy species with genomes derived from the same original species is an_________________?
- A. Allopolyploidy B. Amphidiploids C. Annapolis D. Autopolyploid...
- Auto polyploidy have been successfully exploited in _________?
- A. Sugar beat B. Sugarcane C. Maize D. Sunflower Submitted by: Abbas khan...
- As a result of linkage and crossingover _____________________?
- A. Chromatids become chromosomes B. Nuclear division come to close C. Chromosomes become half in number D. Exchange of chromosomal material...
- The spread of genes from one breeding population to another by migration which may result in changes in gene frequency is called__________________?
- A. Gene flow B. Genetic drift C. Gene frequency D. None of the above...
- If the offspring of F, (blue) is crossed with white male parent the result will be______________________?
- A. All blue B. All white C. All black D. Half blue and half white...
- Many groups of insects have developed resistance to DDT and other insecticides as a result of____________________?
- A. Crossing over B. Polyploidy C. Segregation D. Gene mutation...
- 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...
- The spread of genes from one breeding population to another by migration which may result in changes in gene frequency is called________________?
- A. Gene flow B. Genetic drift C. Gene frequency D. None of the above...
- Drought tolerance is associated with ____________________?
- A. Deep root system B. Small waxy and thick leaves C. Sunken, small and less stomata D. All of the above...
- The most recent evolved plant group is ____________________?
- A. Confers B. Mosses C. grasses D. Gymnosperm...
Advertisement
