The phrase "appropriate to express" is correct and usable in written English.
It can be used when discussing whether a certain way of communicating is suitable for a particular context or situation.
Example: "In this formal setting, it is appropriate to express your thoughts clearly and respectfully."
Alternatives: "suitable to convey" or "fitting to articulate".
Hence it is appropriate to express each principal component by the average expression of a (small) group of proteins in order to benefit from the intrinsic noise suppression of averaging as well.
Is it appropriate to express my enthusiasm by painting my face or torso?
It is appropriate to express high expectations in a statement of curriculum aims, but schools will need time and support to develop their teaching to reach those aims".
Not knowing how to express them or not knowing what's appropriate to express is probably a big question that I think about subconsciously.
When arguing for a point in a meeting, for example, it is quite appropriate to express your opinions passionately; it can help to convince those around you.
"There are places where I think it's appropriate to express yourself, and there are other places that are appropriate to set up Tent City.
Especially in the sector for long-term care, being characterized by changing client demands, it is crucial that the modular package can be reconfigured continuously to be appropriate to expressed or implied needs.
People who have higher degrees of extraversion, for example, are more likely to be sociable, outgoing and thrill seeking in general (personality), but have to be in the appropriate context to express this behaviour, and as contexts vary so will the expression of these behaviours (plasticity).
"I am gathering together proof of my innocence, and I will choose an appropriate moment to express myself," Gasquet said in a statement Sunday.
