Variation and genetics – Online MCQs Test – Biology MCAT

1. The result obtained from mono hybrid cross is spoken as

2. The blood group without antigen is:

3. Mutual exchange of segments of chromosomes is called:

4. Erythroblastosis fetal is can occur if marriage occurs between

5. The breakdown product of RBC is:

6. Law of independent assortment can be proved by a cross

7. Mendels law of segregation is based on the fact that genes are located on chromosomes and that:

8. Diabetes Mellitus is caused by a deficiency of:

9. Which of the following crosses is a test cross?

10. Blood group 0 can receive:

11. The genetic complement of an individual is called:

12. One of the x chromosomes of a woman bears two linked genes for haemophillic and colour blindness. She marries a normal man. How will the progeny be?

13. The allele that masks the effects of the other and the masked allele are known as:

14. Traits that are controlled by two or more than two separate pairs of genes, which manifest themselves in an additive fashion to yield continuously varying traits, this is:

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

16. Each gamete contains only one allele of a particular character and is said to be pure, this

17. Any genetic trait which is transmitted through sex chromosomes is called:

18. Variations provide raw materials for the process of:

19. The multiple effects of a single gene or allele are termed:

20. Blood group A can be donated to: