Answer:
A male and a female have sexual interactions. While this, the male releases sperm cells which go into the females egg cells. This then forms into a baby and slowly grows. Then about nine months later the baby comes out of the females vagina.
Sexually because human need to have sex in order to create a child in their bodies
A control group is important for an experiment because it allows the experiment to minimize the changes in all other variables except the one being tested.
Echinoderms I believe! Good luck, hope this helps!!
