Usually,the recessive character is expressed only when present in a double recessive condition. However,a single recessive gene can express itself in human beings when the gene is present on

What type of sex determination is observed in grasshoppers?

In which of the following organisms is the structure $Male \rightarrow n$ and $Female \rightarrow 2n$ observed?

$A$ family has five girls and no son. What is the probability of having a son as the $6^{th}$ child (in $\%$)?

Which of the following organisms exhibits a sex determination mechanism similar to that of humans?

Which of the following statements are true with reference to the sex-determination in honeybees?
$A$. An offspring formed from the union of a sperm and an egg, develops as a female (queen or worker).
$B$. An unfertilized egg develops as a male by parthenogenesis.
$C$. $A$ male has half the number of chromosomes than that of a female.
$D$. Males produce sperms by meiosis.
$E$. Honeybees have a haplodiploid sex determination system.
Choose the correct answer from the options given below: