From the last question! which of the following is the independent Variable In experiment A: The presence of the headache B: the experimental drug C: The placebo D: the medical researcher.

B

Explanation:

The experimental drug has a direct effect on the dependent variable which is the presence of the headache.

well schools are being forced to embrace computers. unlike their "digital immigrant" teachers, these students are "digital natives", born into a world where technology is an integral part of everyday life. almost every student has access to a multitude of computers, laptops and tablet devices. it would be crazy to assume an assignment would  not be written on computer in this day and age.

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name and explain one of the event that occurs during meiosis that increases the variation in offspring even more than simple reproduction?