Examlex
Why do chemical sedimentary rocks not contain silicates?
Erect Heads
The physiological characteristic of holding the head up straight, often associated with alertness or attention.
Preterm
A term referring to babies born before 37 weeks of gestation, which are considered earlier than the full term of pregnancy.
Full Term
Refers to a pregnancy that has reached its natural completion, typically around 37 to 42 weeks, resulting in the birth of a newborn.
Cephalocaudal Pattern
A developmental principle where growth and skill development proceed from the head downward through the body.
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