If the cell of an organism (heterozygous) for two pairs of genes represented by Aa, Bb, undergoes meiosis then the possible genotype of gametes are________________?

Related Mcqs:

1. If a plant is heterozygousand is designated (BbMm)and produces two kinds of gametes either (BM)or (bm), then the possibility of (bm) gametes fertilizing either (BM) or (bm) is_________________?

   A. Half
   B. 0/1
   C. 1/1
   D. 1/4

2. When a cell with 40 chromosomes undergoes meiosis each of the four resulting cells has_____________________?

   A. 10 chromosomes
   B. 20 chromosomes
   C. 40 chromosomes

3. The geometrical device that helps in visnalizing all the possible combinations of male and female gametes known as____________________?

   A. Punneu square
   B. Morgan square
   C. Mendel square
   D. Bateson square

4. 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

5. The suppression of the action of a gene or genes by a gene or genes not allelomorphic to these suppressed is known as __________________?

   A. Episode
   B. Co dominance
   C. Epistasis
   D. Dominance

6. Maize has 10 pairs of chromosomes. how many linkage groups will be present if all the genes are mapped__________________?

   A. 10
   B. 20
   C. 40
   D. 15

7. From a single ear of corn a farmer planted 300 kernels which produced 225 tall and 75 short plants. the genotype of these offsprings are most likely to be_____________________?

   A. TT and Tt only
   B. TT and tt only
   C. Tt and Tt only
   D. TT Tt and tt

8. which of the following probably occur when a diploid cell undergoes normal meiotic division________________?

   A. All dominant genes will segregate together into daughter cells
   B. All homologous chromosome pairs will separate
   C. All daughter cells will have different homologous chromosome pairs
   D. All linkage group will be disrupted

9. Low magnitude of genotype x environmental interaction indicates__________________?

   A. High buffering capacity
   B. Stability
   C. Low buffering capacity
   D. Adaptability

10. If a heterozygous tall plant is crossed with a homozygous dwarf plant the proportion of dwarf progerry will be__________________?

    A. 25%
    B. 50%
    C. 75%
    D. 100%