On the event in lining of uterus chart what process id occuring between days 3-6

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.

Which sentence best expresses the differing opinions of these two book reviews?

Greenthe fossil record is the history of life recorded byhuman observationgod.climatologists.remains of the past.