Differentiate between 'ZZ' and 'XY' type of sex-determination mechanisms. - Biology | Shaalaa.com

In XX and XY type of sex determination,... | Filo

the oddsWhich sex-determination system is used by most birds a... | Filo

Presence of XX or XY chromosomes in zygote depends on... | Filo

Does Olympic boxer Imane Khelif have XY chromosomes or not?

Y Chromosome’s Contribution to Male Fertility Probed

Part 13 #parents I know, know not all dads. And yes, the male determines XX vs XY chromosomes. | Caroline

How do XX and XY Chromosomes Determine Biological Sex? | Britannica

It’s not as simple as XX vs. XY. Sometimes things develop differently than you would expect from looking just at someone’s chromosomes, including in ambiguous ways that aren’t very obviously “male” or “female” at birth. Biological sex exists along a spectrum, not a simple binary. These are two quick examples of differences of sex development that don’t fit into the typical “male” or “female” buckets, but please note that this video barely scratches the surface of the nuance around this topic...