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Which prevent errors in dna replication? a. helicase enzyme checks the dna for errors. b. each base can attach to only one other type of base. c. ribosome enzymes prevent errors from happening. d. dna contains no complementary base pairs.

Coquina, a type of limestone, forms from shell fragments that settle on the ocean floor. what type of rock is coquina?

What macromolecule is produced during translation? a. carbohydrate b. rna c. dna d. protein