During the spring, newly emerging leaves are sugar ________ and tree roots are sugar ________
A) sources; sources B) sources; sinks C) sinks; sinks D) sinks; sources
B
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Single-stranded miRNA targets the RISC complex to specific mRNA targets that contain sequences complementary to the miRNA
A. true B. false
Which of the following groups of fungi is the most diverse?
A. ascomycetes B. basidiomycetes C. chytrids D. glomeromycetes E. zygomycetes
Myoglobin content is high in ____
a. fast anaerobic fibers only b. slow muscle fibers only c. slow muscle fibers and fast aerobic muscle fibers d. fast aerobic and fast anaerobic muscle fibers e. slow muscle fibers and fast anaerobic fibers
Two evolutionary hypotheses on the function of fever have been suggested: A fever may reflect manipulation of the host by the pathogen, to the pathogen's benefit, or a fever may be an adaptive response by the host to help to control the pathogen
itself. Studies on whether the use of fever-reducing drugs were helpful or interfered with the body's ability to fight the pathogen ________. A) supported the hypothesis that fevers are a manipulation of the host by the pathogen B) supported the hypothesis that fevers are an adaptive response to the pathogen C) supported both of these hypotheses, but in different contexts D) were inconclusive