A. Mendel lan monohybrids
B. Mendelian dihybrids
C. Incomplete dominance
D. None of the above
Related Mcqs:
- 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 - Ratio of genotypic covariance to the phenotypic covariance is____________________?
A. Heritability (b.s)
B. Genetic gain
C. Co-heritability
D. Genetic advance - When a wheat variety with red kernels (homozygous for two non allelic and independent dominant genes) is crossed with white kenneled wheat (homozygous for two recessive non allelic independent genes), the phenotypic ratio in the F2 generation would be________________?
A. 9:3:3:1
B. 9:7
C. 9:9:9:3:3:3:1
D. 1:4:6:4:1 - In random mating population gene frequencies remain constant generation after generation in the absence of__________________?
A. Mutation
B. Selection
C. Migration
D. Random drift - Who coined the term genetic flexibility and phenotypic flexibility___________________?
A. Hardy (1908)
B. Thoday (1953)
C. Salisbury (1940)
D. Muller (1950) - In a monohybrid cross, 2 heterozygous individuals were crossed, phenotypic ratio came to be (2:1), it is due to__________________?
A. Dominant lethal genes in heterozygous individuals
B. Dominant lethal genes in homozygous individuals
C. Dominant epistasis
D. None of the above - Difference between mean phenotypic value of the progeny of selected plants and the parental population is known as__________________?
A. Genetic gain
B. Genetic advance
C. Heritability
D. Coheritability - Ratio of additive variance to phenotypic variance is called___________________?
A. Heritability (broad sense)
B. Heritability (narrow sense)
C. Co-heritability
D. Genetic gain - Presence of slight differences in identical twins support the hypothesis that___________________?
A. Single gene may produce multiple effects
B. Dominance may be incomplete
C. The environment effects the expression of genetic character
D. Genetic trails are influence by many genes - An individual with two identical members of a part of geneue factors is called__________________?
A. Hybrid
B. Homozygous
C. Heterozygous
D. Dominant
