Which of the following is the definition of food grading? 1)Eliminating food byproducts and pollution
2)Ensuring processing plants are clean and disinfected
3)Requiring distribution trucks to stop at inspection stations when crossing state lines
4)Sorting food to ensure uniform products based on quality, size, and variety

2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.