Examlex
You are given the shape of the vertical ends of a trough that is completely filled with water. Find the force exerted by the water on one end of the trough. (The weight density of water is 62.4 lb/ft3.)
Placenta
An organ that develops in the uterus during pregnancy, providing oxygen and nutrients to and removing waste from the fetus through the umbilical cord.
Embryo
the developing human organism from about 2 weeks after fertilization through the second month
Mother's Voice
The sound produced by a child's mother, which is often associated with comfort, security, and familiarity.
Heredity And Environment
The interplay between genetic inheritance and external factors that influence an individual's characteristics, development, and life outcomes.
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