A. Mutation
B. Genetics
C. Genetics
D. Hybridization
Related Mcqs:
- 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 - A genetic element which can exist in more than one of the two alternative forms is known as__________________?
A. Episome
B. Disome
C. Mecrosome
D. Peroxisome - Hereditary variations in plants have been produced by the use of________________?
A. DDT
B. X-rays
C. Gibberrellic acid
D. Auxins - Organic evolution through large discontinuous variations was propound by__________________?
A. Mendel
B. Darwin
C. Huge and Vnes
D. Lamak - Colour changes leading to brown, grey and other in fresh and cured meat can be arise from_____________________?
A. Biochemical changes
B. Physical changes
C. Microbial activity
D. enzyme activity - High values of genetic advance are indicative of____________________?
A. Dominance gene action
B. Additive gene action
C. non-additive gene action
D. Partial dominance gene action - DNA is genetic material was first discovered by____________________?
A. Attmann (1889)
B. Crick (1953)
C. Sressler (1968)
D. Avery et al (1944) - Who coin the term genetic load _____________?
A. Hardy (1908)
B. Muller (1950)
C. Ford (1940)
D. Satisbury (1940) - One of the following is not an advantage of genetic engineering___________________?
A. Microbes act as biological factories
B. Improvement of crop can take place
C. The gene pool is maintained
D. Genetic error can be rectified - The mechanism ensuring genetic continuity in mitosis is____________________?
A. Formation of two daughter cells with identical DNA
B. Crossing over of the genes
C. Halving of chromosome nuriber between two daughter cells
D. Segregation of maternal and paternal characters
