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Identify the structure at the tip of the bolded arrow.

An arthropod with 10 pairs of walking legs would belong to Order

Which of the following is NOT a chelicerate?

Dragonflies and damselflies are

Identify the CLASS of the organism pictured here.

Identify the CLASS of the organism pictured here (hint: the forked structure at the posterior (right) of the organism is called a furcula).

Identify the structure AFFERENT to the structure at the tip of the arrow.

Identify the ORDER of the organisms shown here.

If encountered, would this spider be dangerous to a human?    

If inventory levels are stable or increasing, an argument which is not an advantage of the LIFO method as compared to FIFO is