They are the same in that most of the reproductive organs of both sexes develop from similar embryonic tissue, meaning they are homologous. Both systems have gonads (male have testes and female have ovaries) that produce gametes (testes produce sperm and ovaries produce egg or ovum) and sex organs.
The best way to do a observation can be a microscope or by taking notes ,and by , taking pictures or, asking questions about the subject that you and the teacher or you, your teacher and the class is talking about .! Hope this helps ..
Answer:
ATP, Carbon dioxide, and water!
Hope this helps!! :)
Well, the domain humans belong to (when I did a little research) is that they are actually a Eukaryote. Therefore, I'd say C, Eukarya. I hope this helps! ~Mia