Biological sex
Videos
Sex is the phenotypic trait of a sexually reproducing organism in producing gametes of one of two different sizes or shapes—male or female gametes. During sexual reproduction, a male and a female game
Simosyrphus grandicornis mating
Mushrooms are produced as part of fungal sexual reproduction.
Most butterflies and moths have a ZW sex determination system.
Most dragonflies have an X0 sex determination system.
Sexual reproduction
Videos
Sexual reproduction is a type of reproduction that involves a complex life cycle in which a gamete with a single set of chromosomes combines with another gamete to produce a zygote that develops into
Biological sex
…Sex is the phenotypic trait of a sexually reproducing organism in producing gametes of one of two different sizes or shapes—male or female gametes. During sexual reproduction, a male and a female gamete…
Aphid giving birth to live young from an unfertilized egg
Harvestmen mating
The nauplius larva of a penaeid shrimp
An Australian emperor dragonfly laying eggs, guarded by a male