Variation and genetics – Online MCQs Test – Biology MCAT

1. Acquiring of information about the phenotypes of family members to infer the genetic nature of a trait from the pattern of its inheritance is:

2. The genotype of a dog can be best determined by:

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

4. The blood group without antigen is:

5. Which is pure dihybrid?

6. Separation of genes is called.

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

8. A gene or locus which suppresses or masks the actual affect o; gene at another locus: the phenomenon called:

9. Type II Diabetes Mellitus usually occurs after about age:

10. A normal woman, whose father was colour blind, marries a colour blinded man. The ratio of their children for colour blindness can be:

11. Suppressive influence of any genetic factor on another that is not its allele is:

12. The human male possesses a genotype of:

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

14. The polygenic character is:

15. Diabetes Mellitus is caused by a deficiency of:

16. Genes that occupies a specific position called:

17. Basic units of inheritance are:

18. A gene for a trait having three or more allelic forms is called:

19. The ratio for law of independent assortment is:

20. Blood group 0 can receive: