"Scientifically-based" should be hyphenated when used as a compound adjective before a noun. For example, in the phrase "scientifically-based research," the hyphen clarifies that the two words together modify "research." However, when used after the noun, such as "the research is scientifically based," the hyphen is not needed.
Yes, it should be hyphenated.
Yes it should be hyphenated.
Yes it should be hyphenated.
yes check-up should be hyphenated
It should be hyphenated.
Yes it should be hyphenated.
"Field" is not hyphenated.
Yes it should be hyphenated.
Yes it should be hyphenated.
No it shouldn't be hyphenated.
Self-made should be hyphenated.
No it shouldn't be hyphenated. It is one word.