6. which of the following human relations skills is most clearly related to communication? a. listening b. responsibility c. self-confidence d. drive

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

Tom wants to conduct a scientific study but he needs to finish by the end of the school year. what practical way could tom work around this limitation and be successful in his study?