Which of the following describes a properly controlled expieriment

Where does industrial waste come from?

Magma that is highly vicious with a high silica and gas content creates an eruption that is:

Topographic maps are used to:

How can genetic testing become an invasion of privacy?

A microscope reveals one hundread similar cells arranged end to end in a space of 1 millimeter the average length of each cell must be?

During Mendel's first set of experiments, he allowed true-breeding tall plants to cross with true-breeding short plants. What happened when he allowed the F, offspring from this first set of experiments to self-pollinate?

What process produced the sperm in the male flies and egg in the female flies

Explain why we would expect to find glucose in the urine of a diabetic person

What affect does extreme temperature and extreme pH have on enzyme activity?

Why did early scientists call interphase the resting stage?