Male and female cockroaches can be distinguished externally through
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Male and female cockroaches can be distinguished externally through
✓ Correct answer: a) anal styles in male
ExplanationMale and female cockroaches show external sexual dimorphism mainly based on the presence or absence of anal styles.Male cockroach → possesses a pair of anal styles (short, unsegmented appendages near the anus).Female cockroach → does not have anal styles.Anal cerci are present in both male and female, so they cannot be used to distinguish the sexes.Antennae are also present in both sexes.Correct answer: A — anal styles in male
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