Biology
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Chromomeres
Alleles
Chromatids
Chromosomes
Genes
Amnion
Chorion
Umbilical cord
Oviduct
Placenta
Molecules from solution of higher concentration to low concentration
Molecules from solution of low concentration to high concentration
Water from solution of high concentration to low concentration
Water across a semi-permeable membrane from solution of low concentration to high concentration
Water across a semi-permeable membrane from solution of high concentration to low concentration
Are proteins
Need cofactors to activate them
Are sensitive in their action
Are specific in their action
Can withstand high temperature
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