Which statement is part of the cell theory? All cells are produced from other cells.

All cells have a nucleus.

All cells are the same as each other.

All organisms are made of more than one cell.

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods. c. it shows that these organisms share the same habitat. d. it provides evidence that these organisms suffered a genetic mutation.