A Research Method in Which an Investigator Manipulates Factors That

question 85

Multiple Choice

A research method in which an investigator manipulates factors that potentially produce a particular effect is called a(n)

• A) survey.
• B) experiment.
• C) case study.
• D) correlation.

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Definitions:

Filament

End-to-end chains of cells that form as cell division occurs in only one plane; in plants, the elongated stalk of a stamen.

Stamen

The male reproductive organ of a flower, typically consisting of a filament and an anther, which produces pollen.

Angiosperms

Flowering plants that produce seeds enclosed within a fruit; they are the largest and most diverse group in the plant kingdom.

Sporophyte

The diploid, spore-producing phase in the life cycle of a plant that alternates with the gametophyte.