$A$ : $XO$ type sex determination is found in large number of insects.
$R$ : Some of the sperms bear the $X-$chromosome whereas some do not
$A$ : $XO$ type sex determination is found in large number of insects.
$R$ : Some of the sperms bear the $X-$chromosome whereas some do not
- A
Assertion and Reason both are correct and also correct explanation.
- B
Assertion and Reason both are correct but not explanation of assertion.
- C
Assertion is correct, but Reason is incorrect.
- D
Both Assertion and Reason are incorrect.
Similar Questions
How is sex determined in Honey bee ?
How is sex determined in Honey bee ?
Heterogametic male condition does not occur in
Heterogametic male condition does not occur in
Sex determination in Drosophila melanogaster is based on
Sex determination in Drosophila melanogaster is based on
- [AIEEE 2004]
$(a)$ In humans, males are heterogametic and females are homogametic. Explain. Are there any examples where males are homogametic and females heterogametic ?
$(b)$ Also describe as to who determines the sex of an unborn child ? Mention whether temperature has a role in sex determination.
$(a)$ In humans, males are heterogametic and females are homogametic. Explain. Are there any examples where males are homogametic and females heterogametic ?
$(b)$ Also describe as to who determines the sex of an unborn child ? Mention whether temperature has a role in sex determination.
Genetic identity of a human male is determined by
Genetic identity of a human male is determined by
- [AIPMT 1997]