Fact vs. Opinion Read each statement and decide if it is a fact (can be proven with evidence) or an opinion (personal belief).

1. Different cell types also have special duties, like building skin or bone, pumping out hormones, or making antibodies.

2. Animal cells are more interesting than plant cells. (Obviously opinion)

3. Proteins are processed and lipids are manufactured in the smooth endoplasmic reticulum and Golgi apparatus.