A classification system based on evolutionary relationships is called a ________ system.
A. determinative
B. phylogenetic
C. systematic
D. phenetic
Answer: B
Biology & Microbiology
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Damage to its flagellum would prevent a choanocyte from
A. circulating water through the sponge. B. stinging and capturing prey. C. secreting spongin to form the sponge body. D. producing the supportive spicules.
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Which of these hormones is most likely to directly cause a drop in blood pressure?
a) aldosterone b) antidiurectic hormone (ADH) c) erythropoietin d) atrial natriurectic hormone
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Which variable is the dependent variable?
A) Temperature B) Yield C) Fertilizer amount D) Plant size
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Which molecule below does not act as a neurotransmitter and a hormone?
a) thyroid hormone b) glycine c) dopamine d) glutamate e) eicosanoids
Biology & Microbiology