All living organisms are composed of a. only one cell. b. at least 100 cells. c. at least three cells. d. one or more cells.

The body is protected against harmful flu viruses by

Which statement about the pancreas is not true? a. it is an endocrine organ in the abdomen. b. it release chemicals into the digestive system. c. it releases insulin to increase glucose levels. d. it release hormones into the bloodstream.

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?