What Are Plasmodesmata

question 68

Multiple Choice

What are plasmodesmata?

• A)root hairs that are adapted for mineral transport
• B)organelles that manufacture ATP in roots
• C)transport channels for sugars
• D)nutrients that can be used only by plants
• E)pores that allow small molecules to pass among neighboring cells

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Definitions:

Confounding Variables

Factors other than the independent variable that may cause a result, making it difficult to establish a clear causal relationship.

Independent Variable

A variable that is manipulated or changed by the researcher to observe its effect on the dependent variable.

Curvilinear Relationship

A type of relationship between two variables where the change in the outcome variable does not happen in a straight-line manner with changes in the predictor variable.

Factorial Designs

Experimental setups that allow researchers to examine the effects of two or more independent variables on a dependent variable simultaneously.