Which of the following are tactile receptors? (Check all that apply.)
_____ Merkle cell
_____ ampullae of Lorenzini
_____ node of Ranvier
_____ Meissner corpuscle
_____ Ruffini corpuscle
_____ rod cell
_____ Pacinian corpuscle
_____ free nerve ending
_____ ganglion cell
_____ cone cell
__X__ Merkle cell
_____ ampullae of Lorenzini
_____ node of Ranvier
__X__ Meissner corpuscle
__X__ Ruffini corpuscle
_____ rod cell
__X__ Pacinian corpuscle
__X__ free nerve ending
_____ ganglion cell
_____ cone cell
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Which disease is an example of an emerging disease?
a. Influenza b. H5N1 c. Genital warts d. Mumps e. Measles
Protein kinase A regulates glycogen metabolism by _______ glycogen synthase and _______ glycogen phosphorylase.
a. activating; activating b. inactivating; inactivating c. activating; inactivating d. inactivating; activating
Which of the following groups do not contain any species that are autotrophs?
A. Archaea B. Fungi C. Bacteria D. Protista E. Plants
Why aren't ferns commonly found in deserts?
A. Fern spores are unable to resist prolonged dry conditions. B. Fern fronds are sensitive to UV light. C. Fern pollen is spread by insects that do not occur in deserts. D. Ferns are nonvascular and cannot absorb water from deep within the soil.