The Chemiosmotic Hypothesis Is an Important Key to Understanding General

question 2

Multiple Choice

The chemiosmotic hypothesis is an important key to understanding general metabolism because

• A) it explains how ATP is synthesized by a proton motive force.
• B) it explains the reduction of oxygen to water in the final steps of oxidative metabolism.
• C) it explains how electron transport can fuel substrate- level phosphorylation.
• D) it explains the sequence of the electron transport chain molecules.

---

Definitions:

Directional Hypothesis

A hypothesis that specifies the direction of the expected relationship between variables, indicating how one variable will affect another.

Alternative Hypothesis

The hypothesis that proposes a specific relationship between variables, contrary to the null hypothesis.

Directional Hypothesis

A hypothesis that specifies the direction of the expected difference or relationship between two variables.

Null Hypothesis

A statement in statistics that there is no significant difference or effect, and any observed difference is due to sampling or experimental error.