: Sarah kicked a fully inflated soccer ball 100 times and measured how far it traveled. Next, she kicked a partially inflated soccer ball 100 times and measured how far it traveled.

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.

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs