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:

For example, intuitive thinking about MAP kinase pathways led to the long-held view that the obligatory cascade of three sequential kinases serves to provide signal amplification.
, [ 27, 30] suggest that in IBD, iNOS blocks an early, obligatory phase of inflammation, but perhaps not the chronic phase.
The execution is even more problematic: There is an abundance of bad acting, heavy-handed moralizing, obvious dialogue--and, of course, the obligatory elderly Indian skulking about to highlight the mysticism of the situation.
Owls and the obligatory kiskadee inhabit the woodlands.
The secondary rise of FSH on estrous morning is obligatory for DF selection, and we have preliminary data showing that FSH induces the loss of BMP-6 mRNA in GC.