Leptin, an appetite-suppressing hormone, is secreted by ________
a. the brain
b. fat cells
c. the intestines
d. kidneys
b
Biology & Microbiology
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What was the first seed plant to appear?
a. angiosperm b. bryophytes c. gymnosperm d. nonvascular plants
Biology & Microbiology
In the early years of microbiology, microorganisms were referred to as ________
cooties animalcules zygotes prokaryotes
Biology & Microbiology
________ and ________ mean the same thing
A) Clade; parsimony B) Parsimony; analogy C) Clade; monophyletic taxon D) Derived; ancestral
Biology & Microbiology
Match each representative to the subphylum to which it belongs.
A. insects B. horseshoe crabs C. shrimp D. millipedes
Biology & Microbiology