Refer to the Figure

question 11

Multiple Choice

Refer to the figure.

- The figure is based on studies of the effects of pesticides on the tadpole immune system. In a laboratory experiment, wood frog (Rana sylvatica) tadpoles were exposed to low or high concentrations of a pesticide, and then Ribeiroia parasites. The tadpoles were then examined for (A) numbers of eosinophils and (B) numbers of Ribeiroia cysts. Error bars show one SE of the mean. Compared with the control group, the frogs exposed to low concentrations of pesticides showed an increase _______ percent in the number of eosinophils.

• A) 18
• B) 32
• C) 55
• D) 78

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Definitions:

Negotiators

Persons involved in discussions aimed at reaching an agreement or resolving a dispute.

Across Borders

Referring to activities or issues that involve or affect more than one country, transcending national boundaries.

Disadvantages

The unfavorable or detrimental aspects related to a situation, action, or condition.

Induce

To lead or bring about a particular action or condition through influence or persuasion.