Examlex
Which basic physiological response occurs during Masters and Johnson's excitement phase of the human sexual response cycle?
Identical Twins
Twins who develop from a single fertilized egg that splits and forms two embryos, sharing 100% of their genes.
Environmental Influences
The impacts of the surrounding environment, including social, physical, and cultural factors, on an individual's behavior and development.
Fraternal Twins
Also known as dizygotic twins, are siblings that develop from two separate eggs fertilized by two different sperm cells, but are born at the same time.
Epigenetic Marks
Adjustments in DNA and histone proteins that play a role in gene expression, without any alteration to the DNA sequence.
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