Variation and genetics – Online MCQs Test – Biology MCAT

Variation and genetics / inheritance-Medical College Admission Test Preparation Notes

MCAT Biology Notes from Chapter 13 [Variation and genetics / inheritance] for Medical College Entry Test Preparation

1. The tendency of genes in a chromosome to remain together is called:

 
 
 
 

2. Locus is a:

 
 
 
 

3. Rh stands for:

 
 
 
 

4. Which of the following condition represents a case of co-dominant genes?

 
 
 
 

5. Mendel’s law of segregation states that.

 
 
 
 

6. Separation of genes is called.

 
 
 
 

7. Genes that occupies a specific position called:

 
 
 
 

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

 
 
 
 

9. Cross appearance of intermediate character is known as:

 
 
 
 

10. Law of Dominance was derived by:

 
 
 
 

11. Cross fertilization of a phenotypically dominant individual with a homozygous recessive individual is:

 
 
 
 

12. The phenomenon in which genes are present on the same chromosomes is

 
 
 
 

13. An individual with contrasting alleles is called

 
 
 
 

14. The position of gene is:

 
 
 
 

15. II an organism has TtRr genotype, then which of the following gametes does not follow law of independent assortment?

 
 
 
 

16. Which of the followings is not continuously varying trait?

 
 
 
 

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

 
 
 
 

18. Each human being possesses ________ pairs of chromosomcs.

 
 
 
 

19. Test cross is a cross between

 
 
 
 

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

 
 
 
 


Online MCQs Test preparation for Biology MCAT (Medical College Admission Test Preparation Notes) helps students practice effectively. These multiple-choice questions are taken from Chapter 13 “Variation and genetics” of the Biology MCAT textbook.
Go back to chapterwise list
Scroll to Top