The sequence is: molecules in reproductive systems, then gametes, zygotes, morulas, blastocysts, and then fetuses.

2016 January 6, Neil Cameron, Evening Times 'Donald Findlay would be thrilled to bits if Cowdenbeath beat Rangers'

Thus the condition of homotopicity needs to be satisfied.

The orientation of education is toward the French-type ultrascholastic approach, which stresses unproductive and prestigious literary attainments, which are irrelevant to the development needs of a desperately poor pastoral and agricultural economy.