Sex determination in Drosophila melanogaster is based on
Sex determination in Drosophila melanogaster is based on
- [AIEEE 2004]
- A
$X-Y$ chromosome mechanism
- B
Genetic balance between the $X$-chromosome and autosomes
- C
Chromosome -environment interaction
- D
Pseudoalleles.
Similar Questions
A woman has an $X$-linked condition on one of her $X$ chromosomes. This chromosomes can be inherited by
A woman has an $X$-linked condition on one of her $X$ chromosomes. This chromosomes can be inherited by
- [NEET 2018]
Give differences : Male heterogamety and Female heterogamety
Give differences : Male heterogamety and Female heterogamety
A male child would be born to parents if
A male child would be born to parents if
Match the items of column $I$ with column $II$
Column $I$
Column $II$
$(a)\; XX-XO$ method of sex determination
$(i)$ Turner's syndrome
$(b)\; XX-XY$ method of sex determination
$(ii)$ Female heterogametic
$(c)$ Karyotype$-45 $
$(iii)$ Grasshopper
$(d)\; ZW-ZZ$ method of sex determination
$(iv)$ Female homogametic
Select the correct option from the following
Match the items of column $I$ with column $II$
| Column $I$ | Column $II$ |
| $(a)\; XX-XO$ method of sex determination | $(i)$ Turner's syndrome |
| $(b)\; XX-XY$ method of sex determination | $(ii)$ Female heterogametic |
| $(c)$ Karyotype$-45 $ | $(iii)$ Grasshopper |
| $(d)\; ZW-ZZ$ method of sex determination | $(iv)$ Female homogametic |
Select the correct option from the following
- [NEET 2019]
The male human is represented by sex chromo-somes
The male human is represented by sex chromo-somes