Crowded between the collagen fibers are rows of fibroblasts, fiber-forming cells, that generate the fibers. Dense connective tissue<span> forms strong, rope-like structures such as tendons and ligaments.</span>
I think they represent dominant and recessive
C- been tested many different times by different scientist
I believe the answer is D
I hope this helps!
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Answer: fix the grammar. Subject/verb agreement needed
Explanation: