Examlex
When during human development does the process of ossification begin?
Chemical Bonds
The attraction between atoms that allows the formation of chemical substances containing two or more atoms.
Contact Digestion
The process by which nutrients are broken down in the small intestine where enzymes directly act on the food.
Brush Border
Epithelial surface consisting of microvilli.
Segmental Contractions
Segmental contractions refer to the rhythmic contraction and relaxation of segments of the intestines, aiding in the mixing and absorption of nutrients.
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