6. you have heard that listening to mozart while studying will a student do better on the exam.
your class at school (about 100 students) has agreed to participate in your experiment. (hint: you also need to consider the affect that the amount of studying will have).
a. hypothesis:
b. experiment (what are you going to do? ):
c. what is the control group?
d. what is the experimental group?
e. the independent variable:

The largest unit within which gene flow can readily occur is a

Which gas prevents the spread of fire and extinguishes it? is a type of compressed gas that prevents the spread of fire and extinguishes it.

What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.