Exams › NEET › Biology

In male grasshoppers and moths, there are two pairs of autosomes and

1. \( x \) only
2. x and
3. Y only
4. None of the above

Correct answer: x and

Solution

In male grasshoppers and moths, the sex-determination system is XO: males have two pairs of autosomes plus a single X chromosome. There is no Y chromosome in this system, so the missing sex chromosome is represented by the X alone.

Related NEET Biology questions

• Which is not an example of cytoplasmic inheritance?
• In the lac operon, the structural genes are switched off when repressor binds to the
• Male \( X X \) and female \( X Y \) sometime such conditions occur due to
• An anti-forest measure is
• Fern plants reproduce by
• In rabbit and humans, the kidney is

⚔️ Practice NEET Biology free + battle 1v1 →