Examlex
How many general transcription factors are there?
Teratogen
Any agent or substance that can cause malformations or defects in a developing embryo or fetus when exposed during pregnancy.
Embryonic Stage
The period in prenatal development from the second to the eighth week after fertilization during which significant growth and differentiation of the embryo occurs.
Major Systems
In psychology and neuroscience, this could refer to the primary functional systems of the brain, including sensory, motor, and cognitive systems.
DeCasper And Spence
Researchers known for their work on infant preferences and perceptual capabilities, including the finding that infants can recognize their mother's voice.
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