How Did the Control Group Differ from the Experimental Group

question 16

Multiple Choice

How did the control group differ from the experimental group in the butterfly experiment?

• A) They were different species.
• B) Their native habitat of the forest differed.
• C) They were spotless and soundless.
• D) They tasted worse.
• E) They preferred different flowers species.

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Definitions:

Swelling

The enlargement of a body part due to the accumulation of fluid in tissues, often as a response to injury or inflammation.

Aorta

The largest artery in the body, transporting oxygen-rich blood from the left ventricle of the heart to various parts of the body.

Left Ventricle

The chamber of the heart that receives oxygenated blood from the left atrium and pumps it out under high pressure through the aorta to circulate throughout the body.

Oxygen-poor Blood

Refers to blood with a lower than normal oxygen content, usually returning to the heart from various parts of the body.