The phrase "a lack of equivalent" is correct and usable in written English.
It can be used when discussing the absence of something that is equal or comparable in value, quality, or function.
Example: "The study revealed a lack of equivalent resources available for low-income students compared to their wealthier peers."
Alternatives: "an absence of equivalent" or "a deficiency of equivalent".
However, direct comparison between patterns obtained from both regions is compromised here due to a lack of equivalent individuals examined at both loci, specifically for savannah elephants.
Although considerable attention has been paid to influenza A viruses, a lack of equivalent data means that an integrated evolutionary and epidemiological framework has until now not been available for influenza B viruses, despite their significant disease burden.
Our Japanese translator was very cautious in interpreting these honorifics to English, however, there is always a risk when undertaking this type of research, to lose some data or important information because of a lack of equivalent in the languages.
In metabolic terms, this equates to a lack of reducing equivalents to drive cellular processes, a prominent increase in NAD/NADH ratio, and, thus, a marked imbalance in cellular redox state.
However, outside it, in dark corridors, in phone calls from Britain, in anonymous briefings against the head coach Terry Edwards and his squad, there has been a marked lack of equivalent bravery from certain individuals.
Many countries are shifting to nurse delivered community care for the leg ulcer population despite a lack of comparison to equivalent home care.[ 19] On the surface, this is an appealing trend particularly from a resource perspective.
Tumblr soon started to suffer from a lack of stability, with its equivalent of Twitter's "fail whale" - the screen presented when the service was over capacity - becoming a common and frustrating sight for users.
Some believed that a lack of evidence proving effectiveness is equivalent to the drugs being ineffective, while others thought that their effectiveness has yet to be refuted.
In Barnardia and Othocallis (Fig. 2B), genera closely related to Prospero (Pfosser and Speta, 1999; Ali et al., 2012), no PaB6 monomers were detected, shown by a lack of amplification of PaB6 monomer-equivalent bands in PCR.
How do my ethical obligations not to support a (supposed) crook square with my daughter's love of the school and its teachers, especially given the lack of equivalent options?
