Which Variable Does the Experimenter Manipulate

question 38

Multiple Choice

Which variable does the experimenter manipulate?

• A) The confounding variable
• B) The control variable
• C) The dependent variable
• D) The independent variable

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Definitions:

Chlorophyll

A green pigment found in the chloroplasts of plants, algae, and some bacteria, essential for photosynthesis as it captures light energy.

Coenzymes

Non-protein chemical compounds that bind to an enzyme and are essential for the enzyme's activity as a catalyst.

Micronutrient

Essential vitamins and minerals that an organism needs in small quantities for proper functioning of its metabolism.

Nitrogen Metabolism Enzymes

Enzymes that play a role in breaking down and synthesizing nitrogen-containing compounds, critical for amino acid and nucleotide metabolism.