Words similar to unclear

Example sentences for: unclear

How can you use “unclear” in a sentence? Here are some example sentences to help you improve your vocabulary:

Just how and when the three of them first met remains unclear, although they seemed to know each other already when Shehhi relocated to Hamburg in early 1998.
Although larger mRNA bands have been reported to reflect hybrid transcripts including components of the IAP element in aging BALB/c mice, it is unclear whether this would explain the larger bands in Figure 7. The bands in Figure 7are smaller than the 6 and 10 kb bands reported in old mice [ 38, 39] and follow a rhythmic pattern similar to that of the 3 kb band.
The precise function of the C-terminus that directs BLM to the nucleolus is still unclear.
Although the possible effect of this finding on our ultimate outcomes was unclear, we included it as a possible confounder in our subsequent modeling process to insure that the results were not biased.
It is unclear whether he reigned over the entire island, or if each palace settlement had its own regional king.