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Fraternal twins can have different biological fathers.
Secondary Reinforcers
A stimulus that gains its reinforcing power through its association with a primary reinforcer; also known as conditioned reinforcers.
Positive Reinforcement
A method in behaviorism where the introduction of a desirable or pleasant stimulus following a behavior increases the likelihood of that behavior being repeated.
Shaping
A method of training by which successive approximations toward a desired behavior are reinforced.
Successive Approximation
A method used in operant conditioning that rewards behaviors progressively closer to a desired one.
Q2: Which of the following is not another
Q39: An abnormally low ability to reproduce<br>A)Impotence<br>B)Oligospermia<br>C)Epispadias<br>D)Sterility<br>E)Cryptorchidism<br>F)Hydrocele<br>G)Infertility<br>H)Hypospadias<br>I)Inguinal hernia<br>J)Phimosis
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