If Hamid Wants to Do One Study to Determine Whether

question 96

Multiple Choice

If Hamid wants to do one study to determine whether or not playing violent video games causes children to act more aggressively, he would be best served by doing a(n)

• A)experiment.
• B)correlational study.
• C)longitudinal study.
• D)cross-sectional study.

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Definitions:

DNA Molecules

The carriers of genetic information in living organisms and viruses, composed of two long strands forming a double helix, containing genes encoded by the sequences of nucleotides.

Chromosomes

Threadlike structures made of DNA molecules that contain the genes, found in the nucleus of most living cells, carrying genetic information in the form of genes.

Genes

Units of heredity made up of DNA that encode the instructions for the development, functioning, growth, and reproduction of all known organisms and many viruses.

Epigenetic Molecules

Molecules that can alter gene expression without changing the underlying DNA sequence, thus affecting how cells read genes.