The phrase "a lack of marked" is not correct and seems incomplete in written English.
It could be used in contexts discussing the absence of something that is clearly defined or indicated, but it requires additional context to be meaningful.
Example: "The study revealed a lack of marked differences between the two groups."
Alternatives: "an absence of clear" or "a deficiency of distinct".
The authors do point out, however, that the lack of marked sexual differentiation of the BSTc volume before birth and in childhood does not rule out early gonadal steroid effects on BSTc functions.
Like a master surgeon, the mark of his greatness has been a lack of external marks; he's become invincible by appearing almost invisible.
Once, a lack of online presence marked your company out as a backwater outfit that probably still advertised using Loot; these days, with social media controlling the flow of information around the net, web pages look like yesterday's news.
He also published a series of mischievous novels that were notable mainly, one critic observed, for their "annoying mannerisms," including a lack of quotation marks and a fondness for "obsolete or unfamiliar words".
Marcos Alonso, who endured a torrid afternoon against the champions and was culpable in the lack of marking for City's opening goal, has been omitted from the travelling squad, though Sarri claimed he had been rested rather than dropped.
But Dr. Pike doesn't think a lack of animal imagery marks a mental deficiency in Neanderthals.
For organizers, a lack of funding could mark the end of training activities since they face shortages of materials, facilitators, and poor infrastructure.
The overall differences in expression between the Xa and the Xi are reflected in the association of the Xi with heterochromatic histone marks as well as a lack of euchromatic histone marks (reviewed in Chow and Heard 2009).
Migratory smolts ("smolt") were the third classification and were identified by having a more streamlined body form (Hoar 1976) with silvery reflective skin, dark back and fins, and a lack of colorful parr marks (Haner et al. 1995).
