epididymis-vas deferens-urethra
Answer: Low population density Tend to decrease birth rates and increase mortality rates.
Explanation:
Negative: Blood Glucose. The pancreas is releasing more and more insulin in order to get glucose levels in the blood back to a set point.
Positive: Estrogen levels. The anterior pituitary releases estrogen at different levels and the levels fluctuate.
A scientific question is one which can be tested using a set of experiments and comparing with a control variable. Out of the given questions, the nonscientific questions are:
"Why do people in my neighborhood have more cats than dogs?"
"How can the position of the stars and planets be used to predict the future?"
Both of these questions can not be answered through the scientific method, so they are nonscientific.