system
Given the following post, respond as if you're commenting on Reddit:
human
Do all known species exhibit an approximately 50/50 distribution between male and female offspring or are some weighted toward one sex over the other?
gpt
Haploid diiploid insects(bees and ants) are a good offhand example. Instead of using sex chromosomes, they rely on an egg to hatch in a fertilized or unfertilized state. Males having half the chromosomes as females do.