Why Does Ocean Floor Subduct Under Continents

question 1

Multiple Choice

Why does ocean floor subduct under continents?

• A)The ocean floor has a lower density and therefore sinks more easily.
• B)The ocean floor is made of felsic minerals and is heavier than continental material.
• C)The ocean floor is made of mafic material and is therefore denser than continental material.
• D)The weight of the continents is so great that they push the ocean floor material downward.

Understand the framework of factorial design in the context of ANOVA.

Understand the concept and components of Analysis of Variance (ANOVA).

Recognize the difference between ANOVA and t-test statistical techniques.

Explain the significance of the F ratio in ANOVA.

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Definitions:

DNA Primase

Enzyme that begins the process of DNA replication by synthesizing a short RNA segment complementary to the DNA template strand; this RNA strand is subsequently degraded and replaced with DNA.

ATP

For metabolism within cells, adenosine triphosphate acts as the vital molecule carrying energy.

Meselson And Stahl

Two scientists who conducted an experiment in 1958 proving that DNA replication is semi-conservative, where each of the two strands of the DNA helix serves as a template for the new strand.

Telomeres

The protective end caps of chromosomes that consist of short, simple, non-coding DNA sequences that repeat many times.