Examlex
When stress exceeds a rock's elastic limit,the rock
Second Trimester
The period of pregnancy from the 13th to the 26th week, often marked by a decrease in pregnancy symptoms and the growth of the fetus becoming more evident.
Fetus
A fetus is a developing stage of a mammal after the embryonic phase and before birth, in humans typically from the ninth week of pregnancy until birth.
Uterus
The hollow organ within females in which the embryo and fetus develop.
Zygote
The initial cell formed when a new organism is produced by the union of sperm and an egg, marking the start of human embryonic development.
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