In humans and some other vertebrates, the organ that collects sound and directs them to the auditory canal is called the ____.

A. auditory nerve
B. cochlea
C. eardrum
D. pinna
E. round window


Answer: D

Biology & Microbiology

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Which of the following is not an example of nonhuman culture?

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The Nernst equation is used to calculate the ____

a. action potential b. equilibrium potential c. membrane potential of a neuron at rest c d. membrane potential of a hyperpolarized neuron e. membrane potential of a depolarized neuron

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Megaspores develop in the ____

a. gametophyte b. ovary c. ovule d. pollen grain e. zygote

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The main storehouse for substances in sedimentary cycles is ____

a. oceans b. air c. Earth’s crust d. fresh water e. sand

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