Variation and genetics – Online MCQs Test – Biology MCAT

1. The members of one pair of genes segregate independently of the other pairs, this is:

2. The total aggregate of genes in a population at any one time is called the populations

3. Erythroblastosis fetal is can occur if marriage occurs between

4. All other chromosomes except X and Y chromosomes are called

5. Mutual exchange of segments of chromosomes is called:

6. Mendel’s hereditary factor “genes” are located on:

7. How many genotypes can be produced by two alleles A and a?

8. Mendel perform his famous experiments of heredity on:

9. Which of the following is an example of a dihybrid cross?

10. Blood group, also known as “UniversaI Donor” is:

11. It test cross gives 5O% dominant and 50% recessive characters it means the parent is:

12. The phenotypic ratio of plants with dominant character to those with recessive character is always close to:

13. None of the two genes is dominant over the other, this phenomenon is:

14. Blood group 0 can receive:

15. Sex limited trait is:

16. What is the most common outcome in the F2 generation of a cross between a tall plant and a dwarf plant?

17. Genes that occupies a specific position called:

18. In Erythroblastosis foctalis:

19. Blood group A can be donated to:

20. The cross in which two characters are followed at the same time is called: