A. Two
B. Four
C. Six
D. Eight
Plant Breeding and Genetics
Which one of the following is not found in DNA………………?
A. Cystine
B. Uracil
C. Thymine
D. Guanine
RNA contains…………………?
A. 3 carbon sugars
B. 4 carbon sugars
C. 5 carbon sugars
D. 6 carbon sugars
Which one of the following does not contain RNA……………?
A. Chromosome
B. Ribosomes
C. Nuclcolus
D. Plasmalemma
Self incompatibility is used for hybrid seed production in………………….?
A. Rice
B. Maize
C. Cabbage
D. Tomato
In populations genotypic and phenotypic ratios are identical in cases of……………….?
A. Mendel lan monohybrid
B. Mendelian dihybrid
C. Incomplete dominance
D. None of the above
Continuous variation are attrions are attributed to………………..?
A. Crossingover
B. Polyploidy
C. Mutations
D. Linkage
An exce4ption of Mendel’s law is………………….?
A. Dominance
B. Liukage
C. Independent assortment
D. Purity of gametes
The slow process by which new types of organisms arise from existing forms by genetics variation is called…………………..?
A. Genetics
B. Mutation
C. Evolution
D. Polyploidy
If the offspring of F, (blue) is crossed with white male parent the result will be………………….?
A. All blue
B. All white
C. All black
D. Half blue and half white