The more heritable traits organisms share, the more taxonomic levels they share.
a. true
b. false
a. true
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In mollusks, the folds of tissue that arise from the dorsal body wall and enclose a cavity surrounding the visceral mass are called the
A. foot. B. mantle. C. nephridia. D. radula. E. lophophore.
What functions can complement proteins perform? (Check all that apply.)
_____ amplify the inflammatory response _____ attract phagocytes to the site of infection _____ bind Fc receptors _____ coat invading microbes _____ insert themselves into the foreign cell's plasma membrane _____ provide immunity in response to immunization _____ store "memories" of specific antigens for months or years
Which of the following represents a "new" taste category for taste buds described recently?
a. salty b. sweet c. glutamate d. bitter e. sour
If a pea plant were homozygous recessive for height, how would its alleles be represented
A.) Tt B.) TT C.) tt D.) tT