In Order for a Study to Be Considered an Experiment

question 62

Multiple Choice

In order for a study to be considered an experiment, there must be both random assignment of subjects/participants to groups, and ___________.

• A)equal numbers of male and female subjects
• B)preliminary testing to see if participants are eligible
• C)specific measurement of variables
• D)manipulation of an independent variable

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Definitions:

NADPH

A coenzyme involved in redox reactions, providing the reducing power necessary for the biosynthesis of molecules and oxidative stress protection.

ATP

Adenosine triphosphate, a molecule that carries energy within cells, crucial for cellular functions.

Calvin Cycle

A series of biochemical reactions that take place in the stroma of chloroplasts in photosynthetic organisms; it is part of the process of converting carbon dioxide and water into glucose.

Carbon Dioxide Fixation

The process of converting gaseous carbon dioxide into an organic or inorganic form, used by plants and some microorganisms in photosynthesis.