Words similar to obligatory

Example sentences for: obligatory

How can you use “obligatory” in a sentence? Here are some example sentences to help you improve your vocabulary:

Fool is entirely defensive, despite the obligatory knock on the other side's accuracy.
I don't think that such punctilio is really morally or professionally obligatory.
In vitro experiments with rat GCs have demonstrated that BMP-4 and -7 inhibit and stimulate FSH-induced progesterone and estradiol production, respectively [ 4 ] . In related studies BMP-6 and BMP-15 were found to block FSH action through inhibiting FSH-dependent adenylate cyclase activity and FSH receptor expression, respectively [ 11 12 ] . The importance of these findings is underscored by the fact that FSH action is obligatory for normal folliculogenesis and female fertility.
Owls and the obligatory kiskadee inhabit the woodlands.
Injured adult DRG neurons do not die after axonal injury [ 15 ] as a result of the upregulation of cell survival factors such as the small heat shock protein HSP27 [ 16 ] . We now find several genes that could have a survival-promoting role, including the peripheral benzodiazepine receptor, whose agonists are potent antiapoptotic compounds [ 17 ] , GADD45A, which maintains genomic stability and appears to be anti-apoptotic in neurons after ischemic damage [ 18 ] , metallothionein 1L, which is a free radical scavenger [ 19 ] , GTP cyclohydrolase 1, which is obligatory for the actions of NGF on PC12 cells [ 20 ] , and IES-JE (MCP-1) which attracts macrophages, which in turn have been reported to have a role in neuronal survival [ 21 ] .