In medical studies where a new drug is tested, The control group would be asked to take a pill (or treatment) that looks/tastes just like the real thing, but would not be told whether they have the
actual drug or not. The experimental group would receive the real drug. What type of study is it where the test subjects do not know their assigned group.

Random Study
Blind Study
Biased Study
Controlled Study

The use of dna as evidence in criminal investigations became possible because of the

Which excerpt from the land, part 4 best supports the claim that paul is a talented horseback rider? a/“figure that says more than anything else! now, i want to ride that stallion! " b/my daddy shook his head. "paul only rides horses he knows. ” c/? i glanced over at the other rider. the fellow was older than i, and had the weight of a man on him. d/a man out of alabama, man name of ray sutcliffe, told my daddy i was such a good rider, he wanted me to ride some races for him.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above