If a Researcher's Question Is About Reasons for an Increase

question 23

Multiple Choice

If a researcher's question is about reasons for an increase in the birth rate in Phoenix,AZ,then the dependent variable is

• A)the birth rate in Phoenix.
• B)the reason for increase.
• C)the number of babies in the world.
• D)twins.

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Definitions:

Parental Strand

The original strand of DNA that serves as the template for the production of a complementary strand during DNA replication.

Eukaryotic Chromosomes

Linear structures found in the nucleus of eukaryotic cells, made up of DNA and proteins, that contain genes and function in heredity and gene expression.

Telomerase

An enzyme that adds DNA sequence repeats to the ends of DNA strands in the telomere regions, which are found at the ends of eukaryotic chromosomes. This activity can preserve the length of chromosomes and has implications in aging and cancer.

Lengthened

Describes something that has been made longer in duration or size.