What is male heterogamety? Explain sex determination in human

Explanation

Male heterogamety is the phenomenon where the males produce two different types of gametes/sperms some with X-chromosome and some with Y-chromosome with reference to sex chromosomes.
The males have an X - Chromosome and another small, but characteristically shaped Y - Chromosome i.e., males have XY-Chromosomes along with other autosomes.
The females have two Y-chromosomes along with other autosomes.
It is a case of male heterogamy, where the males produce two types of sperms, `50%` of sperms having X-Chromosome and the other `50%` with Y-Chromosome
The female are homogametic and produce all ova with one X - Chromosome each.
Sex of an individual is decided at the time of fertilization by the kind of sperm fertilizing the ovum
it is as given below