Examlex
_____ is required for normal brain maturation to occur.
Female Sex Cell
An egg or ovum, which is the reproductive cell produced by females that, when fertilized by a male sperm cell, can develop into a new organism.
Germinal
Pertaining to the earliest stage of development in organisms, or related to the generation of something new.
Placenta
An organ that develops in the uterus during pregnancy, providing oxygen and nutrients to the growing baby and removing waste products.
Cross-Sequential Design
A research method that combines both longitudinal and cross-sectional study designs to analyze developmental patterns across different ages by observing different cohorts over time.
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