A. Van der plank (1963)
B. Karpechenko (1927)
C. Hull (1945)
D. Correns (1900)
Plant Breeding and Genetics
Maximum vegetable crops belong to the family………………..?
A. Solanaceae
B. Cruciferae
C. Cucurbitaceae
D. Legumunaceae
Ieucaena lencocephala is a popular tree for………………….?
A. Beautification
B. Seasonal fruit
C. Medicinal plant
D. Nutritive forage
DNA is genetic material was first discovered by………………..?
A. Attmann (1889)
B. Crick (1953)
C. Sressler (1968)
D. Avery et al (1944)
In a population gene frequencies remain constant when there is……………..?
A. Iubreeding
B. Out breeding
C. Random mating
D. Selective mating
The small unit of DNA capable of undergoing crossing over and recommbination is…………….?
A. Recon
B. Muton
C. Cistron
D. Complan
Gene responsible for the synthesis of repressor is called………………?
A. Operator gene
B. Structural gene
C. Regulator gene
D. Promotor gene
Which are the necessary conditions for the hardy Weinberg principle for applying to genetic population…………….?
A. Low mutation population
B. High mutation ratio and small population
C. Selective mating and small population
D. No migration and large population
Amount of DNA is the diploid cells………………..?
A. Varies with the age
B. Coustant for all organismes
C. Constant for particular organism
D. None of the above
The ATP formed in………………?
A. Chloroplast
B. Mitochondna
C. Golgi bodies
D. RNA