Examlex
Adaptive parental behaviors include responding to a child's behavioral cues.
Monozygotic Twins
Identical twins that originate from a single fertilized egg, splitting and developing into two embryos.
Dizygotic Twins
Also known as fraternal twins, are two siblings born at the same time as a result of two different eggs being fertilized by two different sperm cells, sharing 50% of their DNA.
Zygote
The initial cell formed when a sperm fertilizes an egg, representing the earliest stage of embryonic development.
Cystic Fibrosis
A fatal genetic disorder in which mucus obstructs the lungs and pancreas.
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