DNA is genetic material was first discovered by____________________?

Related Mcqs:

1. The genetic constitution of an orgarusm is denoted by____________________?

   A. Phenotype
   B. Genotype
   C. Allele
   D. Genome

2. DNA not only replicates into another DNA molecule but also serves as _____ for mRNA.

   A. Messanger
   B. Template
   C. Leader
   D. Transfer

   Submitted by: Sajjad Panhwar

3. Gamatophytic system of self incompatibility was first discovered by____________________?

   A. Frankel (1977)
   B. Bresbaker (1958)
   C. Hughes and Babceek
   D. East and Mangelsdref (1925)

4. Cytoplasmic genetic male sterility was first discovered by___________________?

   A. Jones and Davies (1944)
   B. Devaries and Correns (1900)
   C. Bruce and Keeble (1908)
   D. Nilson (1900)

5. Mechanisms of material uptake by plants is by____________________?

   A. Diffusion
   B. Osmosis
   C. Root interception
   D. Mass flow

6. Concept of triple test cross of analysis was developed by____________________?

   A. Kearsey and Jinks (1960)
   B. Mather (1949)
   C. Anderson (1957)
   D. Fisher (1960)

7. Discriminant function of plant selection was suggested by____________________?

   A. Smith (1936)
   B. Yates (1947)
   C. Griffing (1956)
   D. Kempt Horne (1957)

8. The cell theory was propounded by____________________?

   A. Watson and Crick
   B. Scheiiden and Schwann
   C. Sarwin and Wallace
   D. Morgan

9. Seed germination in typhoin walermelon can successfully be obtained by____________________?

   A. Scarification
   B. Seed risking
   C. Seed cot removal
   D. All the above

10. The physical appearance of an organism is denoted by____________________?

    A. Photocopy
    B. Prototype
    C. Phenotype
    D. Apheliotropic