The Premack Principle States That

question 90

Multiple Choice

The Premack Principle states that

• A)a less-preferred activity is postponed until after a preferred activity.
• B)a preferred activity is withheld until rewards are earned.
• C)a preferred activity is a reinforcer for a less-preferred activity.
• D)less-preferred activities can be very effective as punishment activities.

---

Definitions:

RNA Interference

In this biological process, RNA molecules counteract gene expression or translation by neutralizing particular mRNA molecules.

Cleaving DNA

The process of making precise breaks in the strands of DNA, often used in genetic engineering and molecular biology studies.

Hox Genes

Clusters of homeobox-containing genes that specify the anterior–posterior axis of various animals during development.

D. Melanogaster

Drosophila melanogaster, a species of fruit fly used extensively in genetic research due to its simple genetics and short life cycle.