2) evaluate your hypothesis.
3) make comparisons: what are the limitations of this experiment? how can we make this experiment better?
4) explain the value/importance of using the average/conducting multiple trials.
5) based on observations, what are the "invisible" things that must be happening?

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.

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.

What are potential sources of error in marta’s experiment