In maize chromosome number is $2n = 20$. The number of linkage groups in it shall be
In maize chromosome number is $2n = 20$. The number of linkage groups in it shall be
- A
$20$
- B
$40$
- C
$10$
- D
$5$
Similar Questions
A recessive mutant is one which
$A$ : One drum stick per nucleus is present in the neutrophil of normal female.
$R$ : It is absent in the neutrophil of male
$A$ : One drum stick per nucleus is present in the neutrophil of normal female.
$R$ : It is absent in the neutrophil of male
In Drosophila, the allele for a normal grey body colour $G$ is dominant to ebony body $g.$ The following table summarises the results of several crosses
S.No
Cross
Result
$I.$
Strain $1 \times$ gg
All wild type
$II.$
Strain $2 \times$ gg
$1$ wild type $:\;1$ ebony
$III.$
Strain $3 \times$ gg
All ebony
$IV.$
Strain $4 \times$ Gg
$3$ wild type $:\,1$ ebony
Which strains both have the genotype Gg?
In Drosophila, the allele for a normal grey body colour $G$ is dominant to ebony body $g.$ The following table summarises the results of several crosses
| S.No | Cross | Result |
| $I.$ | Strain $1 \times$ gg | All wild type |
| $II.$ | Strain $2 \times$ gg |
$1$ wild type $:\;1$ ebony |
| $III.$ | Strain $3 \times$ gg | All ebony |
| $IV.$ | Strain $4 \times$ Gg |
$3$ wild type $:\,1$ ebony |
Which strains both have the genotype Gg?
It is a mutagen.
It is a mutagen.
If the genotype of an individual consists of only one type of genes at same locus. It is called
If the genotype of an individual consists of only one type of genes at same locus. It is called