Whole blood collected for DNA-typing purposes must be placed in a vacuum tube containing a preservative known as what?

Flotation is a method used by scientists to determine what about a particle of glass?

When combined with the term “reinforcement” or “punishment,” the word “positive” means​

The operant response is properly described as a(n)​

The statement “Don’t you dare try it!” would for most people be a(n)​

Behaviors that have been strongly associated with reinforcement can themselves become _____ reinforcers.​

Daisy the dog is given a treat every time she comes when called and, as a result, no longer comes when called. In this example, the _____ is a _____.

​Skinner’s development of the operant conditioning chamber was partly motivated by his desire to find a procedure that yielded _____ patterns of behavior.

A(n) _____ reinforcer is an event that has become a reinforcer because it is associated with some other reinforcer.​

The sound of a click can be an effective tool for shaping behavior after it has been paired with _____, thereby making it a _____.