$A$ $XXY$ genotype in Drosophila is a female,whereas in humans,it is an abnormal male. This indicates that...

  • A
    $Y$ chromosome is essential for sex determination in Drosophila.
  • B
    $Y$ chromosome is female-determining in Drosophila.
  • C
    $Y$ chromosome is the male-determining factor in humans.
  • D
    $Y$ chromosome has no role in sex determination in either Drosophila or humans.

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Similar Questions

Match the following columns:
Column-$I$Column-$II$
$(P)$ $(X+O)$$(i)$ Genetic constitution in Drosophila
$(Q)$ $(XX+XY)$$(ii)$ Genetic constitution in grasshopper
$(R)$ $(ZZ+ZW)$$(iii)$ Sex determination in birds
$(S)$ $(AA+XX)$$(iv)$ Sex determination in humans

In $Drosophila$,sex is determined by:

$A$ family has $9$ daughters. What is the probability of having a son at the $10$th birth (in $\%$)?

What are allosomes?

Statement $1$: Mother should not be blamed for the birth of the girls in the family.
Statement $2$: Father is not responsible for the sex of the child.

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