Which gland is the remnant of the "third eye"?
a. pineal
b. pituitary
c. thyroid
d. parathyroid
e. thymus
A
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Nonenveloped viruses most often gain access to eukaryotic host cells by
A. fusion with the host cell plasma membrane followed by entrance of the nucleocapsid into the cytoplasm. B. nucleic acid injection through the plasma membrane. C. endocytosis. D. pinocytosis.
The vestibular signals project to which of the following areas?
a. vestibular area of the somatosensory cortex b. temporal cortex and autonomic areas in the brainstem c. all of these are true d. spinal cord, pons, thalamus, and cerebellum
What sensory modalities are used by the message receivers in honeybee waggle dance communication? (Check all that apply.)
_____ auditory _____ autonomic _____ chemosensory _____ proprioceptive _____ visual Clarify question: What is the key concept addressed by the question? What type of thinking is required? Gather Content: What do you already know about the waggle dance in bees? What other information is related to the question? Choose Answer: Given what you now know, what information is most likely to produce the correct answer? Reflection on Process: Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
The biological species concept is
A) applicable to all forms of life, past and present. B) applicable to all present life-forms but not to fossil organisms whose reproductive behavior cannot be observed. C) easy to apply to all present sexually reproducing organisms but harder to apply to asexual organisms and fossils. D) sometimes difficult to put into practice even for present sexual organisms and useless for asexual organisms and fossils.